Home / 218,925.90-328,364.55-179,414.10

Finding the Fourth Proportional to 218,925.90, 328,364.55 and 179,414.10

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Solution

The fourth proportional to 218,925.90, 328,364.55 and 179,414.10 is: 269,101.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,925.90 : 328,364.55 = 179,414.10 : x
  2. Step 2: Convert to fraction form
    218,925.90/328,364.55 = 179,414.10/x
  3. Step 3: Cross multiply
    218,925.90x = 328,364.55 × 179,414.10
  4. Step 4: Simplify right side
    218,925.90x = 58,913,230,210.16
  5. Step 5: Solve for x
    x = 58,913,230,210.16/218,925.90
  6. Step 6: Final answer
    x = 269,101.24

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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.