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Finding the Fourth Proportional to 132,535.64, 182,895.02 and 72,104.75

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Solution

The fourth proportional to 132,535.64, 182,895.02 and 72,104.75 is: 99,502.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,535.64 : 182,895.02 = 72,104.75 : x
  2. Step 2: Convert to fraction form
    132,535.64/182,895.02 = 72,104.75/x
  3. Step 3: Cross multiply
    132,535.64x = 182,895.02 × 72,104.75
  4. Step 4: Simplify right side
    132,535.64x = 13,187,598,418.35
  5. Step 5: Solve for x
    x = 13,187,598,418.35/132,535.64
  6. Step 6: Final answer
    x = 99,502.28

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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.