Home / 106,330.13-159,526.38-31,452.25

Finding the Fourth Proportional to 106,330.13, 159,526.38 and 31,452.25

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Solution

The fourth proportional to 106,330.13, 159,526.38 and 31,452.25 is: 47,187.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,330.13 : 159,526.38 = 31,452.25 : x
  2. Step 2: Convert to fraction form
    106,330.13/159,526.38 = 31,452.25/x
  3. Step 3: Cross multiply
    106,330.13x = 159,526.38 × 31,452.25
  4. Step 4: Simplify right side
    106,330.13x = 5,017,463,585.36
  5. Step 5: Solve for x
    x = 5,017,463,585.36/106,330.13
  6. Step 6: Final answer
    x = 47,187.60

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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.