Home / 100,194.40-150,224.91-60,123.16

Finding the Fourth Proportional to 100,194.40, 150,224.91 and 60,123.16

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Solution

The fourth proportional to 100,194.40, 150,224.91 and 60,123.16 is: 90,144.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,194.40 : 150,224.91 = 60,123.16 : x
  2. Step 2: Convert to fraction form
    100,194.40/150,224.91 = 60,123.16/x
  3. Step 3: Cross multiply
    100,194.40x = 150,224.91 × 60,123.16
  4. Step 4: Simplify right side
    100,194.40x = 9,031,996,299.92
  5. Step 5: Solve for x
    x = 9,031,996,299.92/100,194.40
  6. Step 6: Final answer
    x = 90,144.72

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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.