Home / 150,562.64-207,254.97-130,135.40

Finding the Fourth Proportional to 150,562.64, 207,254.97 and 130,135.40

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Solution

The fourth proportional to 150,562.64, 207,254.97 and 130,135.40 is: 179,136.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,562.64 : 207,254.97 = 130,135.40 : x
  2. Step 2: Convert to fraction form
    150,562.64/207,254.97 = 130,135.40/x
  3. Step 3: Cross multiply
    150,562.64x = 207,254.97 × 130,135.40
  4. Step 4: Simplify right side
    150,562.64x = 26,971,208,422.94
  5. Step 5: Solve for x
    x = 26,971,208,422.94/150,562.64
  6. Step 6: Final answer
    x = 179,136.13

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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.