Home / 108,346.32-149,515.20-60,601.68

Finding the Fourth Proportional to 108,346.32, 149,515.20 and 60,601.68

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Solution

The fourth proportional to 108,346.32, 149,515.20 and 60,601.68 is: 83,628.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,346.32 : 149,515.20 = 60,601.68 : x
  2. Step 2: Convert to fraction form
    108,346.32/149,515.20 = 60,601.68/x
  3. Step 3: Cross multiply
    108,346.32x = 149,515.20 × 60,601.68
  4. Step 4: Simplify right side
    108,346.32x = 9,060,872,305.54
  5. Step 5: Solve for x
    x = 9,060,872,305.54/108,346.32
  6. Step 6: Final answer
    x = 83,628.80

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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.