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Finding the Fourth Proportional to 58,082.16, 87,123.24 and 16,529.16

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Solution

The fourth proportional to 58,082.16, 87,123.24 and 16,529.16 is: 24,793.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,082.16 : 87,123.24 = 16,529.16 : x
  2. Step 2: Convert to fraction form
    58,082.16/87,123.24 = 16,529.16/x
  3. Step 3: Cross multiply
    58,082.16x = 87,123.24 × 16,529.16
  4. Step 4: Simplify right side
    58,082.16x = 1,440,073,973.68
  5. Step 5: Solve for x
    x = 1,440,073,973.68/58,082.16
  6. Step 6: Final answer
    x = 24,793.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.