Home / 242,856.19-364,063.74-84,998.53

Finding the Fourth Proportional to 242,856.19, 364,063.74 and 84,998.53

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Solution

The fourth proportional to 242,856.19, 364,063.74 and 84,998.53 is: 127,420.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,856.19 : 364,063.74 = 84,998.53 : x
  2. Step 2: Convert to fraction form
    242,856.19/364,063.74 = 84,998.53/x
  3. Step 3: Cross multiply
    242,856.19x = 364,063.74 × 84,998.53
  4. Step 4: Simplify right side
    242,856.19x = 30,944,882,726.30
  5. Step 5: Solve for x
    x = 30,944,882,726.30/242,856.19
  6. Step 6: Final answer
    x = 127,420.61

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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.