Home / 100,501.13-150,747.50-25,623.11

Finding the Fourth Proportional to 100,501.13, 150,747.50 and 25,623.11

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Solution

The fourth proportional to 100,501.13, 150,747.50 and 25,623.11 is: 38,433.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,501.13 : 150,747.50 = 25,623.11 : x
  2. Step 2: Convert to fraction form
    100,501.13/150,747.50 = 25,623.11/x
  3. Step 3: Cross multiply
    100,501.13x = 150,747.50 × 25,623.11
  4. Step 4: Simplify right side
    100,501.13x = 3,862,620,215.65
  5. Step 5: Solve for x
    x = 3,862,620,215.65/100,501.13
  6. Step 6: Final answer
    x = 38,433.60

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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.