Home / 108,529.93-149,780.64-60,793.12

Finding the Fourth Proportional to 108,529.93, 149,780.64 and 60,793.12

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Solution

The fourth proportional to 108,529.93, 149,780.64 and 60,793.12 is: 83,899.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,529.93 : 149,780.64 = 60,793.12 : x
  2. Step 2: Convert to fraction form
    108,529.93/149,780.64 = 60,793.12/x
  3. Step 3: Cross multiply
    108,529.93x = 149,780.64 × 60,793.12
  4. Step 4: Simplify right side
    108,529.93x = 9,105,632,421.20
  5. Step 5: Solve for x
    x = 9,105,632,421.20/108,529.93
  6. Step 6: Final answer
    x = 83,899.74

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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.