Home / 237,778.12-356,713.77-88,019.68

Finding the Fourth Proportional to 237,778.12, 356,713.77 and 88,019.68

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Solution

The fourth proportional to 237,778.12, 356,713.77 and 88,019.68 is: 132,046.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,778.12 : 356,713.77 = 88,019.68 : x
  2. Step 2: Convert to fraction form
    237,778.12/356,713.77 = 88,019.68/x
  3. Step 3: Cross multiply
    237,778.12x = 356,713.77 × 88,019.68
  4. Step 4: Simplify right side
    237,778.12x = 31,397,831,886.99
  5. Step 5: Solve for x
    x = 31,397,831,886.99/237,778.12
  6. Step 6: Final answer
    x = 132,046.77

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1.5x scale

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.