Home / 170,718.30-256,077.45-59,895.90

Finding the Fourth Proportional to 170,718.30, 256,077.45 and 59,895.90

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Solution

The fourth proportional to 170,718.30, 256,077.45 and 59,895.90 is: 89,843.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,718.30 : 256,077.45 = 59,895.90 : x
  2. Step 2: Convert to fraction form
    170,718.30/256,077.45 = 59,895.90/x
  3. Step 3: Cross multiply
    170,718.30x = 256,077.45 × 59,895.90
  4. Step 4: Simplify right side
    170,718.30x = 15,337,989,337.46
  5. Step 5: Solve for x
    x = 15,337,989,337.46/170,718.30
  6. Step 6: Final answer
    x = 89,843.85

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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.