Home / 173,120.29-259,654.40-54,776.23

Finding the Fourth Proportional to 173,120.29, 259,654.40 and 54,776.23

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Solution

The fourth proportional to 173,120.29, 259,654.40 and 54,776.23 is: 82,156.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,120.29 : 259,654.40 = 54,776.23 : x
  2. Step 2: Convert to fraction form
    173,120.29/259,654.40 = 54,776.23/x
  3. Step 3: Cross multiply
    173,120.29x = 259,654.40 × 54,776.23
  4. Step 4: Simplify right side
    173,120.29x = 14,222,887,562.76
  5. Step 5: Solve for x
    x = 14,222,887,562.76/173,120.29
  6. Step 6: Final answer
    x = 82,156.10

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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.