Home / 176,266.98-243,286.80-108,319.59

Finding the Fourth Proportional to 176,266.98, 243,286.80 and 108,319.59

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Solution

The fourth proportional to 176,266.98, 243,286.80 and 108,319.59 is: 149,504.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,266.98 : 243,286.80 = 108,319.59 : x
  2. Step 2: Convert to fraction form
    176,266.98/243,286.80 = 108,319.59/x
  3. Step 3: Cross multiply
    176,266.98x = 243,286.80 × 108,319.59
  4. Step 4: Simplify right side
    176,266.98x = 26,352,726,428.41
  5. Step 5: Solve for x
    x = 26,352,726,428.41/176,266.98
  6. Step 6: Final answer
    x = 149,504.61

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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.