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Finding the Fourth Proportional to 109,762.57, 151,472.34 and 59,461.57

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Solution

The fourth proportional to 109,762.57, 151,472.34 and 59,461.57 is: 82,056.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,762.57 : 151,472.34 = 59,461.57 : x
  2. Step 2: Convert to fraction form
    109,762.57/151,472.34 = 59,461.57/x
  3. Step 3: Cross multiply
    109,762.57x = 151,472.34 × 59,461.57
  4. Step 4: Simplify right side
    109,762.57x = 9,006,783,147.97
  5. Step 5: Solve for x
    x = 9,006,783,147.97/109,762.57
  6. Step 6: Final answer
    x = 82,056.96

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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.