Home / 100,666.74-151,006.90-34,084.14

Finding the Fourth Proportional to 100,666.74, 151,006.90 and 34,084.14

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Solution

The fourth proportional to 100,666.74, 151,006.90 and 34,084.14 is: 51,128.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,666.74 : 151,006.90 = 34,084.14 : x
  2. Step 2: Convert to fraction form
    100,666.74/151,006.90 = 34,084.14/x
  3. Step 3: Cross multiply
    100,666.74x = 151,006.90 × 34,084.14
  4. Step 4: Simplify right side
    100,666.74x = 5,146,940,320.57
  5. Step 5: Solve for x
    x = 5,146,940,320.57/100,666.74
  6. Step 6: Final answer
    x = 51,128.51

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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.