Home / 113,510.86-156,646.04-62,523.78

Finding the Fourth Proportional to 113,510.86, 156,646.04 and 62,523.78

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Solution

The fourth proportional to 113,510.86, 156,646.04 and 62,523.78 is: 86,283.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,510.86 : 156,646.04 = 62,523.78 : x
  2. Step 2: Convert to fraction form
    113,510.86/156,646.04 = 62,523.78/x
  3. Step 3: Cross multiply
    113,510.86x = 156,646.04 × 62,523.78
  4. Step 4: Simplify right side
    113,510.86x = 9,794,102,542.83
  5. Step 5: Solve for x
    x = 9,794,102,542.83/113,510.86
  6. Step 6: Final answer
    x = 86,283.40

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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.