Home / 62,279.20-93,418.80-40,117.60

Finding the Fourth Proportional to 62,279.20, 93,418.80 and 40,117.60

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Solution

The fourth proportional to 62,279.20, 93,418.80 and 40,117.60 is: 60,176.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,279.20 : 93,418.80 = 40,117.60 : x
  2. Step 2: Convert to fraction form
    62,279.20/93,418.80 = 40,117.60/x
  3. Step 3: Cross multiply
    62,279.20x = 93,418.80 × 40,117.60
  4. Step 4: Simplify right side
    62,279.20x = 3,747,738,050.88
  5. Step 5: Solve for x
    x = 3,747,738,050.88/62,279.20
  6. Step 6: Final answer
    x = 60,176.40

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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.