Home / 150,053.04-225,013.92-71,189.76

Finding the Fourth Proportional to 150,053.04, 225,013.92 and 71,189.76

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Solution

The fourth proportional to 150,053.04, 225,013.92 and 71,189.76 is: 106,753.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,053.04 : 225,013.92 = 71,189.76 : x
  2. Step 2: Convert to fraction form
    150,053.04/225,013.92 = 71,189.76/x
  3. Step 3: Cross multiply
    150,053.04x = 225,013.92 × 71,189.76
  4. Step 4: Simplify right side
    150,053.04x = 16,018,686,961.46
  5. Step 5: Solve for x
    x = 16,018,686,961.46/150,053.04
  6. Step 6: Final answer
    x = 106,753.50

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1.5x scale

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.