Home / 123,834.80-185,752.20-117,523.96

Finding the Fourth Proportional to 123,834.80, 185,752.20 and 117,523.96

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Solution

The fourth proportional to 123,834.80, 185,752.20 and 117,523.96 is: 176,285.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,834.80 : 185,752.20 = 117,523.96 : x
  2. Step 2: Convert to fraction form
    123,834.80/185,752.20 = 117,523.96/x
  3. Step 3: Cross multiply
    123,834.80x = 185,752.20 × 117,523.96
  4. Step 4: Simplify right side
    123,834.80x = 21,830,334,122.71
  5. Step 5: Solve for x
    x = 21,830,334,122.71/123,834.80
  6. Step 6: Final answer
    x = 176,285.94

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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.