Home / 162,856.20-244,284.30-57,685.80

Finding the Fourth Proportional to 162,856.20, 244,284.30 and 57,685.80

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Solution

The fourth proportional to 162,856.20, 244,284.30 and 57,685.80 is: 86,528.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,856.20 : 244,284.30 = 57,685.80 : x
  2. Step 2: Convert to fraction form
    162,856.20/244,284.30 = 57,685.80/x
  3. Step 3: Cross multiply
    162,856.20x = 244,284.30 × 57,685.80
  4. Step 4: Simplify right side
    162,856.20x = 14,091,735,272.94
  5. Step 5: Solve for x
    x = 14,091,735,272.94/162,856.20
  6. Step 6: Final answer
    x = 86,528.70

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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.