Home / 75,719.65-113,575.37-23,125.03

Finding the Fourth Proportional to 75,719.65, 113,575.37 and 23,125.03

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Solution

The fourth proportional to 75,719.65, 113,575.37 and 23,125.03 is: 34,686.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,719.65 : 113,575.37 = 23,125.03 : x
  2. Step 2: Convert to fraction form
    75,719.65/113,575.37 = 23,125.03/x
  3. Step 3: Cross multiply
    75,719.65x = 113,575.37 × 23,125.03
  4. Step 4: Simplify right side
    75,719.65x = 2,626,433,722.89
  5. Step 5: Solve for x
    x = 2,626,433,722.89/75,719.65
  6. Step 6: Final answer
    x = 34,686.29

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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.