Home / 109,549.66-151,178.46-59,248.66

Finding the Fourth Proportional to 109,549.66, 151,178.46 and 59,248.66

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Solution

The fourth proportional to 109,549.66, 151,178.46 and 59,248.66 is: 81,763.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,549.66 : 151,178.46 = 59,248.66 : x
  2. Step 2: Convert to fraction form
    109,549.66/151,178.46 = 59,248.66/x
  3. Step 3: Cross multiply
    109,549.66x = 151,178.46 × 59,248.66
  4. Step 4: Simplify right side
    109,549.66x = 8,957,121,175.86
  5. Step 5: Solve for x
    x = 8,957,121,175.86/109,549.66
  6. Step 6: Final answer
    x = 81,763.11

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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.