Home / 173,303.20-259,760.40-89,030.80

Finding the Fourth Proportional to 173,303.20, 259,760.40 and 89,030.80

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Solution

The fourth proportional to 173,303.20, 259,760.40 and 89,030.80 is: 133,446.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,303.20 : 259,760.40 = 89,030.80 : x
  2. Step 2: Convert to fraction form
    173,303.20/259,760.40 = 89,030.80/x
  3. Step 3: Cross multiply
    173,303.20x = 259,760.40 × 89,030.80
  4. Step 4: Simplify right side
    173,303.20x = 23,126,676,220.32
  5. Step 5: Solve for x
    x = 23,126,676,220.32/173,303.20
  6. Step 6: Final answer
    x = 133,446.33

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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.