Home / 157,778.58-236,580.39-52,540.14

Finding the Fourth Proportional to 157,778.58, 236,580.39 and 52,540.14

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Solution

The fourth proportional to 157,778.58, 236,580.39 and 52,540.14 is: 78,781.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,778.58 : 236,580.39 = 52,540.14 : x
  2. Step 2: Convert to fraction form
    157,778.58/236,580.39 = 52,540.14/x
  3. Step 3: Cross multiply
    157,778.58x = 236,580.39 × 52,540.14
  4. Step 4: Simplify right side
    157,778.58x = 12,429,966,811.85
  5. Step 5: Solve for x
    x = 12,429,966,811.85/157,778.58
  6. Step 6: Final answer
    x = 78,781.08

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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.