Home / 75,708.38-113,573.56-23,111.04

Finding the Fourth Proportional to 75,708.38, 113,573.56 and 23,111.04

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Solution

The fourth proportional to 75,708.38, 113,573.56 and 23,111.04 is: 34,669.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,708.38 : 113,573.56 = 23,111.04 : x
  2. Step 2: Convert to fraction form
    75,708.38/113,573.56 = 23,111.04/x
  3. Step 3: Cross multiply
    75,708.38x = 113,573.56 × 23,111.04
  4. Step 4: Simplify right side
    75,708.38x = 2,624,803,088.10
  5. Step 5: Solve for x
    x = 2,624,803,088.10/75,708.38
  6. Step 6: Final answer
    x = 34,669.91

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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.