Home / 162,410.57-243,555.19-55,764.26

Finding the Fourth Proportional to 162,410.57, 243,555.19 and 55,764.26

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Solution

The fourth proportional to 162,410.57, 243,555.19 and 55,764.26 is: 83,625.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,410.57 : 243,555.19 = 55,764.26 : x
  2. Step 2: Convert to fraction form
    162,410.57/243,555.19 = 55,764.26/x
  3. Step 3: Cross multiply
    162,410.57x = 243,555.19 × 55,764.26
  4. Step 4: Simplify right side
    162,410.57x = 13,581,673,582.32
  5. Step 5: Solve for x
    x = 13,581,673,582.32/162,410.57
  6. Step 6: Final answer
    x = 83,625.55

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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.