Home / 54,487.68-75,194.90-30,613.87

Finding the Fourth Proportional to 54,487.68, 75,194.90 and 30,613.87

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Solution

The fourth proportional to 54,487.68, 75,194.90 and 30,613.87 is: 42,248.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,487.68 : 75,194.90 = 30,613.87 : x
  2. Step 2: Convert to fraction form
    54,487.68/75,194.90 = 30,613.87/x
  3. Step 3: Cross multiply
    54,487.68x = 75,194.90 × 30,613.87
  4. Step 4: Simplify right side
    54,487.68x = 2,302,006,893.26
  5. Step 5: Solve for x
    x = 2,302,006,893.26/54,487.68
  6. Step 6: Final answer
    x = 42,248.21

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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.