Home / 79,635.34-119,526.92-40,220.13

Finding the Fourth Proportional to 79,635.34, 119,526.92 and 40,220.13

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Solution

The fourth proportional to 79,635.34, 119,526.92 and 40,220.13 is: 60,367.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,635.34 : 119,526.92 = 40,220.13 : x
  2. Step 2: Convert to fraction form
    79,635.34/119,526.92 = 40,220.13/x
  3. Step 3: Cross multiply
    79,635.34x = 119,526.92 × 40,220.13
  4. Step 4: Simplify right side
    79,635.34x = 4,807,388,260.90
  5. Step 5: Solve for x
    x = 4,807,388,260.90/79,635.34
  6. Step 6: Final answer
    x = 60,367.52

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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.