Home / 112,948.36-169,208.68-75,395.20

Finding the Fourth Proportional to 112,948.36, 169,208.68 and 75,395.20

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Solution

The fourth proportional to 112,948.36, 169,208.68 and 75,395.20 is: 112,950.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,948.36 : 169,208.68 = 75,395.20 : x
  2. Step 2: Convert to fraction form
    112,948.36/169,208.68 = 75,395.20/x
  3. Step 3: Cross multiply
    112,948.36x = 169,208.68 × 75,395.20
  4. Step 4: Simplify right side
    112,948.36x = 12,757,522,270.34
  5. Step 5: Solve for x
    x = 12,757,522,270.34/112,948.36
  6. Step 6: Final answer
    x = 112,950.04

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.