Home / 125,169.38-172,732.63-67,807.41

Finding the Fourth Proportional to 125,169.38, 172,732.63 and 67,807.41

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Solution

The fourth proportional to 125,169.38, 172,732.63 and 67,807.41 is: 93,573.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,169.38 : 172,732.63 = 67,807.41 : x
  2. Step 2: Convert to fraction form
    125,169.38/172,732.63 = 67,807.41/x
  3. Step 3: Cross multiply
    125,169.38x = 172,732.63 × 67,807.41
  4. Step 4: Simplify right side
    125,169.38x = 11,712,552,262.79
  5. Step 5: Solve for x
    x = 11,712,552,262.79/125,169.38
  6. Step 6: Final answer
    x = 93,573.62

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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.