Home / 115,468.20-173,159.10-40,559.40

Finding the Fourth Proportional to 115,468.20, 173,159.10 and 40,559.40

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Solution

The fourth proportional to 115,468.20, 173,159.10 and 40,559.40 is: 60,823.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,468.20 : 173,159.10 = 40,559.40 : x
  2. Step 2: Convert to fraction form
    115,468.20/173,159.10 = 40,559.40/x
  3. Step 3: Cross multiply
    115,468.20x = 173,159.10 × 40,559.40
  4. Step 4: Simplify right side
    115,468.20x = 7,023,229,200.54
  5. Step 5: Solve for x
    x = 7,023,229,200.54/115,468.20
  6. Step 6: Final answer
    x = 60,823.93

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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.