Home / 170,721.39-256,082.13-58,402.68

Finding the Fourth Proportional to 170,721.39, 256,082.13 and 58,402.68

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Solution

The fourth proportional to 170,721.39, 256,082.13 and 58,402.68 is: 87,604.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,721.39 : 256,082.13 = 58,402.68 : x
  2. Step 2: Convert to fraction form
    170,721.39/256,082.13 = 58,402.68/x
  3. Step 3: Cross multiply
    170,721.39x = 256,082.13 × 58,402.68
  4. Step 4: Simplify right side
    170,721.39x = 14,955,882,692.11
  5. Step 5: Solve for x
    x = 14,955,882,692.11/170,721.39
  6. Step 6: Final answer
    x = 87,604.04

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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.