Home / 75,719.09-113,574.53-23,124.47

Finding the Fourth Proportional to 75,719.09, 113,574.53 and 23,124.47

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Solution

The fourth proportional to 75,719.09, 113,574.53 and 23,124.47 is: 34,685.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,719.09 : 113,574.53 = 23,124.47 : x
  2. Step 2: Convert to fraction form
    75,719.09/113,574.53 = 23,124.47/x
  3. Step 3: Cross multiply
    75,719.09x = 113,574.53 × 23,124.47
  4. Step 4: Simplify right side
    75,719.09x = 2,626,350,128.25
  5. Step 5: Solve for x
    x = 2,626,350,128.25/75,719.09
  6. Step 6: Final answer
    x = 34,685.44

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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.