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Finding the Fourth Proportional to 92,952.32, 139,333.12 and 36,769.92

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Solution

The fourth proportional to 92,952.32, 139,333.12 and 36,769.92 is: 55,117.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,952.32 : 139,333.12 = 36,769.92 : x
  2. Step 2: Convert to fraction form
    92,952.32/139,333.12 = 36,769.92/x
  3. Step 3: Cross multiply
    92,952.32x = 139,333.12 × 36,769.92
  4. Step 4: Simplify right side
    92,952.32x = 5,123,267,675.75
  5. Step 5: Solve for x
    x = 5,123,267,675.75/92,952.32
  6. Step 6: Final answer
    x = 55,117.16

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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.