Home / 113,179.24-156,181.26-62,875

Finding the Fourth Proportional to 113,179.24, 156,181.26 and 62,875

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Solution

The fourth proportional to 113,179.24, 156,181.26 and 62,875 is: 86,764.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,179.24 : 156,181.26 = 62,875 : x
  2. Step 2: Convert to fraction form
    113,179.24/156,181.26 = 62,875/x
  3. Step 3: Cross multiply
    113,179.24x = 156,181.26 × 62,875
  4. Step 4: Simplify right side
    113,179.24x = 9,819,896,722.50
  5. Step 5: Solve for x
    x = 9,819,896,722.50/113,179.24
  6. Step 6: Final answer
    x = 86,764.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.