Home / 108,925.28-150,325.98-61,188.20

Finding the Fourth Proportional to 108,925.28, 150,325.98 and 61,188.20

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Solution

The fourth proportional to 108,925.28, 150,325.98 and 61,188.20 is: 84,444.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,925.28 : 150,325.98 = 61,188.20 : x
  2. Step 2: Convert to fraction form
    108,925.28/150,325.98 = 61,188.20/x
  3. Step 3: Cross multiply
    108,925.28x = 150,325.98 × 61,188.20
  4. Step 4: Simplify right side
    108,925.28x = 9,198,176,129.44
  5. Step 5: Solve for x
    x = 9,198,176,129.44/108,925.28
  6. Step 6: Final answer
    x = 84,444.82

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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.