Home / 63,217.98-87,211.20-40,546.08

Finding the Fourth Proportional to 63,217.98, 87,211.20 and 40,546.08

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Solution

The fourth proportional to 63,217.98, 87,211.20 and 40,546.08 is: 55,934.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,217.98 : 87,211.20 = 40,546.08 : x
  2. Step 2: Convert to fraction form
    63,217.98/87,211.20 = 40,546.08/x
  3. Step 3: Cross multiply
    63,217.98x = 87,211.20 × 40,546.08
  4. Step 4: Simplify right side
    63,217.98x = 3,536,072,292.10
  5. Step 5: Solve for x
    x = 3,536,072,292.10/63,217.98
  6. Step 6: Final answer
    x = 55,934.60

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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.