Home / 136,414.98-188,167.05-93,899.70

Finding the Fourth Proportional to 136,414.98, 188,167.05 and 93,899.70

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Solution

The fourth proportional to 136,414.98, 188,167.05 and 93,899.70 is: 129,522.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,414.98 : 188,167.05 = 93,899.70 : x
  2. Step 2: Convert to fraction form
    136,414.98/188,167.05 = 93,899.70/x
  3. Step 3: Cross multiply
    136,414.98x = 188,167.05 × 93,899.70
  4. Step 4: Simplify right side
    136,414.98x = 17,668,829,544.89
  5. Step 5: Solve for x
    x = 17,668,829,544.89/136,414.98
  6. Step 6: Final answer
    x = 129,522.65

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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.