Home / 238,773.08-329,503.34-131,336.71

Finding the Fourth Proportional to 238,773.08, 329,503.34 and 131,336.71

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Solution

The fourth proportional to 238,773.08, 329,503.34 and 131,336.71 is: 181,242.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,773.08 : 329,503.34 = 131,336.71 : x
  2. Step 2: Convert to fraction form
    238,773.08/329,503.34 = 131,336.71/x
  3. Step 3: Cross multiply
    238,773.08x = 329,503.34 × 131,336.71
  4. Step 4: Simplify right side
    238,773.08x = 43,275,884,114.19
  5. Step 5: Solve for x
    x = 43,275,884,114.19/238,773.08
  6. Step 6: Final answer
    x = 181,242.72

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1.5x scale

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.