Home / 75,541.52-104,256.18-43,286.59

Finding the Fourth Proportional to 75,541.52, 104,256.18 and 43,286.59

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Solution

The fourth proportional to 75,541.52, 104,256.18 and 43,286.59 is: 59,740.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,541.52 : 104,256.18 = 43,286.59 : x
  2. Step 2: Convert to fraction form
    75,541.52/104,256.18 = 43,286.59/x
  3. Step 3: Cross multiply
    75,541.52x = 104,256.18 × 43,286.59
  4. Step 4: Simplify right side
    75,541.52x = 4,512,894,319.72
  5. Step 5: Solve for x
    x = 4,512,894,319.72/75,541.52
  6. Step 6: Final answer
    x = 59,740.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.