Home / 106,373.12-159,583.01-31,499.10

Finding the Fourth Proportional to 106,373.12, 159,583.01 and 31,499.10

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Solution

The fourth proportional to 106,373.12, 159,583.01 and 31,499.10 is: 47,255.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,373.12 : 159,583.01 = 31,499.10 : x
  2. Step 2: Convert to fraction form
    106,373.12/159,583.01 = 31,499.10/x
  3. Step 3: Cross multiply
    106,373.12x = 159,583.01 × 31,499.10
  4. Step 4: Simplify right side
    106,373.12x = 5,026,721,032.80
  5. Step 5: Solve for x
    x = 5,026,721,032.80/106,373.12
  6. Step 6: Final answer
    x = 47,255.56

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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.