Home / 87,444.55-131,159.53-52,358.59

Finding the Fourth Proportional to 87,444.55, 131,159.53 and 52,358.59

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Solution

The fourth proportional to 87,444.55, 131,159.53 and 52,358.59 is: 78,533.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,444.55 : 131,159.53 = 52,358.59 : x
  2. Step 2: Convert to fraction form
    87,444.55/131,159.53 = 52,358.59/x
  3. Step 3: Cross multiply
    87,444.55x = 131,159.53 × 52,358.59
  4. Step 4: Simplify right side
    87,444.55x = 6,867,328,055.86
  5. Step 5: Solve for x
    x = 6,867,328,055.86/87,444.55
  6. Step 6: Final answer
    x = 78,533.52

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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.