Home / 150,551.06-207,238.92-130,123.74

Finding the Fourth Proportional to 150,551.06, 207,238.92 and 130,123.74

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Solution

The fourth proportional to 150,551.06, 207,238.92 and 130,123.74 is: 179,119.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,551.06 : 207,238.92 = 130,123.74 : x
  2. Step 2: Convert to fraction form
    150,551.06/207,238.92 = 130,123.74/x
  3. Step 3: Cross multiply
    150,551.06x = 207,238.92 × 130,123.74
  4. Step 4: Simplify right side
    150,551.06x = 26,966,703,343.96
  5. Step 5: Solve for x
    x = 26,966,703,343.96/150,551.06
  6. Step 6: Final answer
    x = 179,119.98

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1.5x scale

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.