Home / 137,432.32-206,154.69-37,590.28

Finding the Fourth Proportional to 137,432.32, 206,154.69 and 37,590.28

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Solution

The fourth proportional to 137,432.32, 206,154.69 and 37,590.28 is: 56,387.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,432.32 : 206,154.69 = 37,590.28 : x
  2. Step 2: Convert to fraction form
    137,432.32/206,154.69 = 37,590.28/x
  3. Step 3: Cross multiply
    137,432.32x = 206,154.69 × 37,590.28
  4. Step 4: Simplify right side
    137,432.32x = 7,749,412,520.41
  5. Step 5: Solve for x
    x = 7,749,412,520.41/137,432.32
  6. Step 6: Final answer
    x = 56,387.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.