Home / 170,715.90-256,073.88-58,397.18

Finding the Fourth Proportional to 170,715.90, 256,073.88 and 58,397.18

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Solution

The fourth proportional to 170,715.90, 256,073.88 and 58,397.18 is: 87,595.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,715.90 : 256,073.88 = 58,397.18 : x
  2. Step 2: Convert to fraction form
    170,715.90/256,073.88 = 58,397.18/x
  3. Step 3: Cross multiply
    170,715.90x = 256,073.88 × 58,397.18
  4. Step 4: Simplify right side
    170,715.90x = 14,953,992,463.66
  5. Step 5: Solve for x
    x = 14,953,992,463.66/170,715.90
  6. Step 6: Final answer
    x = 87,595.78

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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.