Home / 54,575.42-75,313.26-30,702.12

Finding the Fourth Proportional to 54,575.42, 75,313.26 and 30,702.12

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Solution

The fourth proportional to 54,575.42, 75,313.26 and 30,702.12 is: 42,368.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,575.42 : 75,313.26 = 30,702.12 : x
  2. Step 2: Convert to fraction form
    54,575.42/75,313.26 = 30,702.12/x
  3. Step 3: Cross multiply
    54,575.42x = 75,313.26 × 30,702.12
  4. Step 4: Simplify right side
    54,575.42x = 2,312,276,746.11
  5. Step 5: Solve for x
    x = 2,312,276,746.11/54,575.42
  6. Step 6: Final answer
    x = 42,368.46

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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.