Home / 153,330.76-229,510.14-111,068.20

Finding the Fourth Proportional to 153,330.76, 229,510.14 and 111,068.20

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Solution

The fourth proportional to 153,330.76, 229,510.14 and 111,068.20 is: 166,250.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,330.76 : 229,510.14 = 111,068.20 : x
  2. Step 2: Convert to fraction form
    153,330.76/229,510.14 = 111,068.20/x
  3. Step 3: Cross multiply
    153,330.76x = 229,510.14 × 111,068.20
  4. Step 4: Simplify right side
    153,330.76x = 25,491,278,131.55
  5. Step 5: Solve for x
    x = 25,491,278,131.55/153,330.76
  6. Step 6: Final answer
    x = 166,250.26

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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.