Home / 63,134.61-87,126.27-34,454.50

Finding the Fourth Proportional to 63,134.61, 87,126.27 and 34,454.50

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Solution

The fourth proportional to 63,134.61, 87,126.27 and 34,454.50 is: 47,547.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,134.61 : 87,126.27 = 34,454.50 : x
  2. Step 2: Convert to fraction form
    63,134.61/87,126.27 = 34,454.50/x
  3. Step 3: Cross multiply
    63,134.61x = 87,126.27 × 34,454.50
  4. Step 4: Simplify right side
    63,134.61x = 3,001,891,916.50
  5. Step 5: Solve for x
    x = 3,001,891,916.50/63,134.61
  6. Step 6: Final answer
    x = 47,547.48

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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.