Home / 170,023.52-234,629.28-116,306.72

Finding the Fourth Proportional to 170,023.52, 234,629.28 and 116,306.72

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Solution

The fourth proportional to 170,023.52, 234,629.28 and 116,306.72 is: 160,501.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,023.52 : 234,629.28 = 116,306.72 : x
  2. Step 2: Convert to fraction form
    170,023.52/234,629.28 = 116,306.72/x
  3. Step 3: Cross multiply
    170,023.52x = 234,629.28 × 116,306.72
  4. Step 4: Simplify right side
    170,023.52x = 27,288,961,972.76
  5. Step 5: Solve for x
    x = 27,288,961,972.76/170,023.52
  6. Step 6: Final answer
    x = 160,501.10

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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.