Home / 58,883.20-88,209.60-40,220.80

Finding the Fourth Proportional to 58,883.20, 88,209.60 and 40,220.80

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Solution

The fourth proportional to 58,883.20, 88,209.60 and 40,220.80 is: 60,252.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,883.20 : 88,209.60 = 40,220.80 : x
  2. Step 2: Convert to fraction form
    58,883.20/88,209.60 = 40,220.80/x
  3. Step 3: Cross multiply
    58,883.20x = 88,209.60 × 40,220.80
  4. Step 4: Simplify right side
    58,883.20x = 3,547,860,679.68
  5. Step 5: Solve for x
    x = 3,547,860,679.68/58,883.20
  6. Step 6: Final answer
    x = 60,252.51

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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.