Home / 175,863.40-263,298.30-136,875.40

Finding the Fourth Proportional to 175,863.40, 263,298.30 and 136,875.40

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Solution

The fourth proportional to 175,863.40, 263,298.30 and 136,875.40 is: 204,926.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,863.40 : 263,298.30 = 136,875.40 : x
  2. Step 2: Convert to fraction form
    175,863.40/263,298.30 = 136,875.40/x
  3. Step 3: Cross multiply
    175,863.40x = 263,298.30 × 136,875.40
  4. Step 4: Simplify right side
    175,863.40x = 36,039,060,131.82
  5. Step 5: Solve for x
    x = 36,039,060,131.82/175,863.40
  6. Step 6: Final answer
    x = 204,926.44

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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.