Home / 109,165.04-150,647.72-60,765.92

Finding the Fourth Proportional to 109,165.04, 150,647.72 and 60,765.92

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Solution

The fourth proportional to 109,165.04, 150,647.72 and 60,765.92 is: 83,856.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,165.04 : 150,647.72 = 60,765.92 : x
  2. Step 2: Convert to fraction form
    109,165.04/150,647.72 = 60,765.92/x
  3. Step 3: Cross multiply
    109,165.04x = 150,647.72 × 60,765.92
  4. Step 4: Simplify right side
    109,165.04x = 9,154,247,301.70
  5. Step 5: Solve for x
    x = 9,154,247,301.70/109,165.04
  6. Step 6: Final answer
    x = 83,856.95

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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.