Home / 100,663.74-151,002.40-34,081.14

Finding the Fourth Proportional to 100,663.74, 151,002.40 and 34,081.14

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Solution

The fourth proportional to 100,663.74, 151,002.40 and 34,081.14 is: 51,124.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,663.74 : 151,002.40 = 34,081.14 : x
  2. Step 2: Convert to fraction form
    100,663.74/151,002.40 = 34,081.14/x
  3. Step 3: Cross multiply
    100,663.74x = 151,002.40 × 34,081.14
  4. Step 4: Simplify right side
    100,663.74x = 5,146,333,934.74
  5. Step 5: Solve for x
    x = 5,146,333,934.74/100,663.74
  6. Step 6: Final answer
    x = 51,124.01

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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.