Home / 173,118.20-259,701.60-54,777.20

Finding the Fourth Proportional to 173,118.20, 259,701.60 and 54,777.20

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Solution

The fourth proportional to 173,118.20, 259,701.60 and 54,777.20 is: 82,173.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,118.20 : 259,701.60 = 54,777.20 : x
  2. Step 2: Convert to fraction form
    173,118.20/259,701.60 = 54,777.20/x
  3. Step 3: Cross multiply
    173,118.20x = 259,701.60 × 54,777.20
  4. Step 4: Simplify right side
    173,118.20x = 14,225,726,483.52
  5. Step 5: Solve for x
    x = 14,225,726,483.52/173,118.20
  6. Step 6: Final answer
    x = 82,173.49

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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.