Home / 155,590.56-214,716.24-88,526.88

Finding the Fourth Proportional to 155,590.56, 214,716.24 and 88,526.88

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Solution

The fourth proportional to 155,590.56, 214,716.24 and 88,526.88 is: 122,167.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,590.56 : 214,716.24 = 88,526.88 : x
  2. Step 2: Convert to fraction form
    155,590.56/214,716.24 = 88,526.88/x
  3. Step 3: Cross multiply
    155,590.56x = 214,716.24 × 88,526.88
  4. Step 4: Simplify right side
    155,590.56x = 19,008,158,812.53
  5. Step 5: Solve for x
    x = 19,008,158,812.53/155,590.56
  6. Step 6: Final answer
    x = 122,167.82

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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.