Home / 176,379.53-243,442.26-108,454.95

Finding the Fourth Proportional to 176,379.53, 243,442.26 and 108,454.95

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Solution

The fourth proportional to 176,379.53, 243,442.26 and 108,454.95 is: 149,691.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,379.53 : 243,442.26 = 108,454.95 : x
  2. Step 2: Convert to fraction form
    176,379.53/243,442.26 = 108,454.95/x
  3. Step 3: Cross multiply
    176,379.53x = 243,442.26 × 108,454.95
  4. Step 4: Simplify right side
    176,379.53x = 26,402,518,136.19
  5. Step 5: Solve for x
    x = 26,402,518,136.19/176,379.53
  6. Step 6: Final answer
    x = 149,691.51

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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.