Home / 54,274.84-74,901.58-31,610.18

Finding the Fourth Proportional to 54,274.84, 74,901.58 and 31,610.18

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Solution

The fourth proportional to 54,274.84, 74,901.58 and 31,610.18 is: 43,623.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,274.84 : 74,901.58 = 31,610.18 : x
  2. Step 2: Convert to fraction form
    54,274.84/74,901.58 = 31,610.18/x
  3. Step 3: Cross multiply
    54,274.84x = 74,901.58 × 31,610.18
  4. Step 4: Simplify right side
    54,274.84x = 2,367,652,426.08
  5. Step 5: Solve for x
    x = 2,367,652,426.08/54,274.84
  6. Step 6: Final answer
    x = 43,623.39

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Double scale
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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.