Home / 63,432.79-87,534.09-34,752.56

Finding the Fourth Proportional to 63,432.79, 87,534.09 and 34,752.56

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Solution

The fourth proportional to 63,432.79, 87,534.09 and 34,752.56 is: 47,956.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,432.79 : 87,534.09 = 34,752.56 : x
  2. Step 2: Convert to fraction form
    63,432.79/87,534.09 = 34,752.56/x
  3. Step 3: Cross multiply
    63,432.79x = 87,534.09 × 34,752.56
  4. Step 4: Simplify right side
    63,432.79x = 3,042,033,277.10
  5. Step 5: Solve for x
    x = 3,042,033,277.10/63,432.79
  6. Step 6: Final answer
    x = 47,956.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.