Home / 63,118.43-87,102.95-34,437.68

Finding the Fourth Proportional to 63,118.43, 87,102.95 and 34,437.68

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Solution

The fourth proportional to 63,118.43, 87,102.95 and 34,437.68 is: 47,523.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,118.43 : 87,102.95 = 34,437.68 : x
  2. Step 2: Convert to fraction form
    63,118.43/87,102.95 = 34,437.68/x
  3. Step 3: Cross multiply
    63,118.43x = 87,102.95 × 34,437.68
  4. Step 4: Simplify right side
    63,118.43x = 2,999,622,911.45
  5. Step 5: Solve for x
    x = 2,999,622,911.45/63,118.43
  6. Step 6: Final answer
    x = 47,523.72

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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.