Home / 58,890.20-88,220.10-40,227.80

Finding the Fourth Proportional to 58,890.20, 88,220.10 and 40,227.80

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Solution

The fourth proportional to 58,890.20, 88,220.10 and 40,227.80 is: 60,263.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,890.20 : 88,220.10 = 40,227.80 : x
  2. Step 2: Convert to fraction form
    58,890.20/88,220.10 = 40,227.80/x
  3. Step 3: Cross multiply
    58,890.20x = 88,220.10 × 40,227.80
  4. Step 4: Simplify right side
    58,890.20x = 3,548,900,538.78
  5. Step 5: Solve for x
    x = 3,548,900,538.78/58,890.20
  6. Step 6: Final answer
    x = 60,263.01

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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.