Home / 103,697.55-155,507.45-44,502.75

Finding the Fourth Proportional to 103,697.55, 155,507.45 and 44,502.75

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Solution

The fourth proportional to 103,697.55, 155,507.45 and 44,502.75 is: 66,737.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,697.55 : 155,507.45 = 44,502.75 : x
  2. Step 2: Convert to fraction form
    103,697.55/155,507.45 = 44,502.75/x
  3. Step 3: Cross multiply
    103,697.55x = 155,507.45 × 44,502.75
  4. Step 4: Simplify right side
    103,697.55x = 6,920,508,947.97
  5. Step 5: Solve for x
    x = 6,920,508,947.97/103,697.55
  6. Step 6: Final answer
    x = 66,737.44

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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.