Home / 63,950.56-88,307.49-40,118.20

Finding the Fourth Proportional to 63,950.56, 88,307.49 and 40,118.20

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Solution

The fourth proportional to 63,950.56, 88,307.49 and 40,118.20 is: 55,398.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,950.56 : 88,307.49 = 40,118.20 : x
  2. Step 2: Convert to fraction form
    63,950.56/88,307.49 = 40,118.20/x
  3. Step 3: Cross multiply
    63,950.56x = 88,307.49 × 40,118.20
  4. Step 4: Simplify right side
    63,950.56x = 3,542,737,545.32
  5. Step 5: Solve for x
    x = 3,542,737,545.32/63,950.56
  6. Step 6: Final answer
    x = 55,398.07

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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.