Home / 176,425.54-243,505.74-108,500.95

Finding the Fourth Proportional to 176,425.54, 243,505.74 and 108,500.95

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Solution

The fourth proportional to 176,425.54, 243,505.74 and 108,500.95 is: 149,754.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,425.54 : 243,505.74 = 108,500.95 : x
  2. Step 2: Convert to fraction form
    176,425.54/243,505.74 = 108,500.95/x
  3. Step 3: Cross multiply
    176,425.54x = 243,505.74 × 108,500.95
  4. Step 4: Simplify right side
    176,425.54x = 26,420,604,120.45
  5. Step 5: Solve for x
    x = 26,420,604,120.45/176,425.54
  6. Step 6: Final answer
    x = 149,754.99

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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.