Home / 52,609.28-78,928.50-29,252.12

Finding the Fourth Proportional to 52,609.28, 78,928.50 and 29,252.12

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Solution

The fourth proportional to 52,609.28, 78,928.50 and 29,252.12 is: 43,886.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,609.28 : 78,928.50 = 29,252.12 : x
  2. Step 2: Convert to fraction form
    52,609.28/78,928.50 = 29,252.12/x
  3. Step 3: Cross multiply
    52,609.28x = 78,928.50 × 29,252.12
  4. Step 4: Simplify right side
    52,609.28x = 2,308,825,953.42
  5. Step 5: Solve for x
    x = 2,308,825,953.42/52,609.28
  6. Step 6: Final answer
    x = 43,886.29

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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.