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Finding the Fourth Proportional to 55,930.64, 83,870.84 and 16,473.92

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Solution

The fourth proportional to 55,930.64, 83,870.84 and 16,473.92 is: 24,703.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,930.64 : 83,870.84 = 16,473.92 : x
  2. Step 2: Convert to fraction form
    55,930.64/83,870.84 = 16,473.92/x
  3. Step 3: Cross multiply
    55,930.64x = 83,870.84 × 16,473.92
  4. Step 4: Simplify right side
    55,930.64x = 1,381,681,130.32
  5. Step 5: Solve for x
    x = 1,381,681,130.32/55,930.64
  6. Step 6: Final answer
    x = 24,703.48

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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.