Home / 52,431.12-78,461.92-32,718.96

Finding the Fourth Proportional to 52,431.12, 78,461.92 and 32,718.96

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Solution

The fourth proportional to 52,431.12, 78,461.92 and 32,718.96 is: 48,963.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,431.12 : 78,461.92 = 32,718.96 : x
  2. Step 2: Convert to fraction form
    52,431.12/78,461.92 = 32,718.96/x
  3. Step 3: Cross multiply
    52,431.12x = 78,461.92 × 32,718.96
  4. Step 4: Simplify right side
    52,431.12x = 2,567,192,422.00
  5. Step 5: Solve for x
    x = 2,567,192,422.00/52,431.12
  6. Step 6: Final answer
    x = 48,963.14

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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.