Home / 54,425.02-75,100.76-30,554.32

Finding the Fourth Proportional to 54,425.02, 75,100.76 and 30,554.32

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Solution

The fourth proportional to 54,425.02, 75,100.76 and 30,554.32 is: 42,161.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,425.02 : 75,100.76 = 30,554.32 : x
  2. Step 2: Convert to fraction form
    54,425.02/75,100.76 = 30,554.32/x
  3. Step 3: Cross multiply
    54,425.02x = 75,100.76 × 30,554.32
  4. Step 4: Simplify right side
    54,425.02x = 2,294,652,653.28
  5. Step 5: Solve for x
    x = 2,294,652,653.28/54,425.02
  6. Step 6: Final answer
    x = 42,161.72

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.