Home / 173,023.20-259,534.80-79,711.20

Finding the Fourth Proportional to 173,023.20, 259,534.80 and 79,711.20

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Solution

The fourth proportional to 173,023.20, 259,534.80 and 79,711.20 is: 119,566.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,023.20 : 259,534.80 = 79,711.20 : x
  2. Step 2: Convert to fraction form
    173,023.20/259,534.80 = 79,711.20/x
  3. Step 3: Cross multiply
    173,023.20x = 259,534.80 × 79,711.20
  4. Step 4: Simplify right side
    173,023.20x = 20,687,830,349.76
  5. Step 5: Solve for x
    x = 20,687,830,349.76/173,023.20
  6. Step 6: Final answer
    x = 119,566.80

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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.