Home / 150,551.14-207,239.10-130,123.90

Finding the Fourth Proportional to 150,551.14, 207,239.10 and 130,123.90

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Solution

The fourth proportional to 150,551.14, 207,239.10 and 130,123.90 is: 179,120.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,551.14 : 207,239.10 = 130,123.90 : x
  2. Step 2: Convert to fraction form
    150,551.14/207,239.10 = 130,123.90/x
  3. Step 3: Cross multiply
    150,551.14x = 207,239.10 × 130,123.90
  4. Step 4: Simplify right side
    150,551.14x = 26,966,759,924.49
  5. Step 5: Solve for x
    x = 26,966,759,924.49/150,551.14
  6. Step 6: Final answer
    x = 179,120.26

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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.