Home / 106,448.60-159,586.29-39,851.42

Finding the Fourth Proportional to 106,448.60, 159,586.29 and 39,851.42

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Solution

The fourth proportional to 106,448.60, 159,586.29 and 39,851.42 is: 59,744.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,448.60 : 159,586.29 = 39,851.42 : x
  2. Step 2: Convert to fraction form
    106,448.60/159,586.29 = 39,851.42/x
  3. Step 3: Cross multiply
    106,448.60x = 159,586.29 × 39,851.42
  4. Step 4: Simplify right side
    106,448.60x = 6,359,739,471.10
  5. Step 5: Solve for x
    x = 6,359,739,471.10/106,448.60
  6. Step 6: Final answer
    x = 59,744.70

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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.