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Finding the Fourth Proportional to 109,549.94, 151,178.92 and 59,248.94

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Solution

The fourth proportional to 109,549.94, 151,178.92 and 59,248.94 is: 81,763.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,549.94 : 151,178.92 = 59,248.94 : x
  2. Step 2: Convert to fraction form
    109,549.94/151,178.92 = 59,248.94/x
  3. Step 3: Cross multiply
    109,549.94x = 151,178.92 × 59,248.94
  4. Step 4: Simplify right side
    109,549.94x = 8,957,190,760.34
  5. Step 5: Solve for x
    x = 8,957,190,760.34/109,549.94
  6. Step 6: Final answer
    x = 81,763.54

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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.