Home / 234,686.76-323,886.15-198,187.08

Finding the Fourth Proportional to 234,686.76, 323,886.15 and 198,187.08

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Solution

The fourth proportional to 234,686.76, 323,886.15 and 198,187.08 is: 273,513.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,686.76 : 323,886.15 = 198,187.08 : x
  2. Step 2: Convert to fraction form
    234,686.76/323,886.15 = 198,187.08/x
  3. Step 3: Cross multiply
    234,686.76x = 323,886.15 × 198,187.08
  4. Step 4: Simplify right side
    234,686.76x = 64,190,050,320.94
  5. Step 5: Solve for x
    x = 64,190,050,320.94/234,686.76
  6. Step 6: Final answer
    x = 273,513.73

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1.5x scale

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.