Home / 173,221.20-259,637.40-88,948.80

Finding the Fourth Proportional to 173,221.20, 259,637.40 and 88,948.80

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Solution

The fourth proportional to 173,221.20, 259,637.40 and 88,948.80 is: 133,323.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,221.20 : 259,637.40 = 88,948.80 : x
  2. Step 2: Convert to fraction form
    173,221.20/259,637.40 = 88,948.80/x
  3. Step 3: Cross multiply
    173,221.20x = 259,637.40 × 88,948.80
  4. Step 4: Simplify right side
    173,221.20x = 23,094,435,165.12
  5. Step 5: Solve for x
    x = 23,094,435,165.12/173,221.20
  6. Step 6: Final answer
    x = 133,323.38

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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.