Home / 175,837.60-242,414.88-111,274.72

Finding the Fourth Proportional to 175,837.60, 242,414.88 and 111,274.72

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Solution

The fourth proportional to 175,837.60, 242,414.88 and 111,274.72 is: 153,406.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,837.60 : 242,414.88 = 111,274.72 : x
  2. Step 2: Convert to fraction form
    175,837.60/242,414.88 = 111,274.72/x
  3. Step 3: Cross multiply
    175,837.60x = 242,414.88 × 111,274.72
  4. Step 4: Simplify right side
    175,837.60x = 26,974,647,895.83
  5. Step 5: Solve for x
    x = 26,974,647,895.83/175,837.60
  6. Step 6: Final answer
    x = 153,406.60

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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.