Home / 173,924.20-261,059.10-85,277.80

Finding the Fourth Proportional to 173,924.20, 261,059.10 and 85,277.80

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Solution

The fourth proportional to 173,924.20, 261,059.10 and 85,277.80 is: 128,001.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,924.20 : 261,059.10 = 85,277.80 : x
  2. Step 2: Convert to fraction form
    173,924.20/261,059.10 = 85,277.80/x
  3. Step 3: Cross multiply
    173,924.20x = 261,059.10 × 85,277.80
  4. Step 4: Simplify right side
    173,924.20x = 22,262,545,717.98
  5. Step 5: Solve for x
    x = 22,262,545,717.98/173,924.20
  6. Step 6: Final answer
    x = 128,001.43

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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.