Home / 60,431.03-83,406.75-38,613.35

Finding the Fourth Proportional to 60,431.03, 83,406.75 and 38,613.35

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Solution

The fourth proportional to 60,431.03, 83,406.75 and 38,613.35 is: 53,294.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,431.03 : 83,406.75 = 38,613.35 : x
  2. Step 2: Convert to fraction form
    60,431.03/83,406.75 = 38,613.35/x
  3. Step 3: Cross multiply
    60,431.03x = 83,406.75 × 38,613.35
  4. Step 4: Simplify right side
    60,431.03x = 3,220,613,613.08
  5. Step 5: Solve for x
    x = 3,220,613,613.08/60,431.03
  6. Step 6: Final answer
    x = 53,294.04

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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.