Home / 111,201.20-153,456.98-60,213.42

Finding the Fourth Proportional to 111,201.20, 153,456.98 and 60,213.42

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Solution

The fourth proportional to 111,201.20, 153,456.98 and 60,213.42 is: 83,094.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,201.20 : 153,456.98 = 60,213.42 : x
  2. Step 2: Convert to fraction form
    111,201.20/153,456.98 = 60,213.42/x
  3. Step 3: Cross multiply
    111,201.20x = 153,456.98 × 60,213.42
  4. Step 4: Simplify right side
    111,201.20x = 9,240,169,588.67
  5. Step 5: Solve for x
    x = 9,240,169,588.67/111,201.20
  6. Step 6: Final answer
    x = 83,094.15

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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.