Home / 162,575.66-243,802.89-55,929.79

Finding the Fourth Proportional to 162,575.66, 243,802.89 and 55,929.79

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Solution

The fourth proportional to 162,575.66, 243,802.89 and 55,929.79 is: 83,873.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,575.66 : 243,802.89 = 55,929.79 : x
  2. Step 2: Convert to fraction form
    162,575.66/243,802.89 = 55,929.79/x
  3. Step 3: Cross multiply
    162,575.66x = 243,802.89 × 55,929.79
  4. Step 4: Simplify right side
    162,575.66x = 13,635,844,586.54
  5. Step 5: Solve for x
    x = 13,635,844,586.54/162,575.66
  6. Step 6: Final answer
    x = 83,873.84

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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.