Home / 162,837.20-244,255.80-57,621.20

Finding the Fourth Proportional to 162,837.20, 244,255.80 and 57,621.20

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Solution

The fourth proportional to 162,837.20, 244,255.80 and 57,621.20 is: 86,431.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,837.20 : 244,255.80 = 57,621.20 : x
  2. Step 2: Convert to fraction form
    162,837.20/244,255.80 = 57,621.20/x
  3. Step 3: Cross multiply
    162,837.20x = 244,255.80 × 57,621.20
  4. Step 4: Simplify right side
    162,837.20x = 14,074,312,302.96
  5. Step 5: Solve for x
    x = 14,074,312,302.96/162,837.20
  6. Step 6: Final answer
    x = 86,431.80

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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.