Home / 175,098.60-262,647.90-172,474.20

Finding the Fourth Proportional to 175,098.60, 262,647.90 and 172,474.20

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Solution

The fourth proportional to 175,098.60, 262,647.90 and 172,474.20 is: 258,711.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,098.60 : 262,647.90 = 172,474.20 : x
  2. Step 2: Convert to fraction form
    175,098.60/262,647.90 = 172,474.20/x
  3. Step 3: Cross multiply
    175,098.60x = 262,647.90 × 172,474.20
  4. Step 4: Simplify right side
    175,098.60x = 45,299,986,434.18
  5. Step 5: Solve for x
    x = 45,299,986,434.18/175,098.60
  6. Step 6: Final answer
    x = 258,711.30

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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.