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Finding the Fourth Proportional to 53,240.76, 73,472.64 and 29,366.82

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Solution

The fourth proportional to 53,240.76, 73,472.64 and 29,366.82 is: 40,526.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,240.76 : 73,472.64 = 29,366.82 : x
  2. Step 2: Convert to fraction form
    53,240.76/73,472.64 = 29,366.82/x
  3. Step 3: Cross multiply
    53,240.76x = 73,472.64 × 29,366.82
  4. Step 4: Simplify right side
    53,240.76x = 2,157,657,793.80
  5. Step 5: Solve for x
    x = 2,157,657,793.80/53,240.76
  6. Step 6: Final answer
    x = 40,526.43

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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.