Home / 108,937.20-150,330.30-60,537.84

Finding the Fourth Proportional to 108,937.20, 150,330.30 and 60,537.84

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Solution

The fourth proportional to 108,937.20, 150,330.30 and 60,537.84 is: 83,540.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,937.20 : 150,330.30 = 60,537.84 : x
  2. Step 2: Convert to fraction form
    108,937.20/150,330.30 = 60,537.84/x
  3. Step 3: Cross multiply
    108,937.20x = 150,330.30 × 60,537.84
  4. Step 4: Simplify right side
    108,937.20x = 9,100,671,648.55
  5. Step 5: Solve for x
    x = 9,100,671,648.55/108,937.20
  6. Step 6: Final answer
    x = 83,540.53

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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.