Home / 63,403.12-87,475.06-36,545.05

Finding the Fourth Proportional to 63,403.12, 87,475.06 and 36,545.05

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Solution

The fourth proportional to 63,403.12, 87,475.06 and 36,545.05 is: 50,419.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,403.12 : 87,475.06 = 36,545.05 : x
  2. Step 2: Convert to fraction form
    63,403.12/87,475.06 = 36,545.05/x
  3. Step 3: Cross multiply
    63,403.12x = 87,475.06 × 36,545.05
  4. Step 4: Simplify right side
    63,403.12x = 3,196,780,596.48
  5. Step 5: Solve for x
    x = 3,196,780,596.48/63,403.12
  6. Step 6: Final answer
    x = 50,419.92

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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.