Home / 103,612.28-155,427.24-44,433.92

Finding the Fourth Proportional to 103,612.28, 155,427.24 and 44,433.92

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Solution

The fourth proportional to 103,612.28, 155,427.24 and 44,433.92 is: 66,654.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,612.28 : 155,427.24 = 44,433.92 : x
  2. Step 2: Convert to fraction form
    103,612.28/155,427.24 = 44,433.92/x
  3. Step 3: Cross multiply
    103,612.28x = 155,427.24 × 44,433.92
  4. Step 4: Simplify right side
    103,612.28x = 6,906,241,547.98
  5. Step 5: Solve for x
    x = 6,906,241,547.98/103,612.28
  6. Step 6: Final answer
    x = 66,654.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.