Home / 61,148.27-84,348.78-38,451.26

Finding the Fourth Proportional to 61,148.27, 84,348.78 and 38,451.26

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Solution

The fourth proportional to 61,148.27, 84,348.78 and 38,451.26 is: 53,040.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,148.27 : 84,348.78 = 38,451.26 : x
  2. Step 2: Convert to fraction form
    61,148.27/84,348.78 = 38,451.26/x
  3. Step 3: Cross multiply
    61,148.27x = 84,348.78 × 38,451.26
  4. Step 4: Simplify right side
    61,148.27x = 3,243,316,937.14
  5. Step 5: Solve for x
    x = 3,243,316,937.14/61,148.27
  6. Step 6: Final answer
    x = 53,040.21

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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.