Home / 214,491.66-296,006.40-129,592.32

Finding the Fourth Proportional to 214,491.66, 296,006.40 and 129,592.32

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Solution

The fourth proportional to 214,491.66, 296,006.40 and 129,592.32 is: 178,842.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,491.66 : 296,006.40 = 129,592.32 : x
  2. Step 2: Convert to fraction form
    214,491.66/296,006.40 = 129,592.32/x
  3. Step 3: Cross multiply
    214,491.66x = 296,006.40 × 129,592.32
  4. Step 4: Simplify right side
    214,491.66x = 38,360,156,110.85
  5. Step 5: Solve for x
    x = 38,360,156,110.85/214,491.66
  6. Step 6: Final answer
    x = 178,842.18

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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.