Home / 178,948.80-268,226.38-73,710.36

Finding the Fourth Proportional to 178,948.80, 268,226.38 and 73,710.36

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Solution

The fourth proportional to 178,948.80, 268,226.38 and 73,710.36 is: 110,484.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,948.80 : 268,226.38 = 73,710.36 : x
  2. Step 2: Convert to fraction form
    178,948.80/268,226.38 = 73,710.36/x
  3. Step 3: Cross multiply
    178,948.80x = 268,226.38 × 73,710.36
  4. Step 4: Simplify right side
    178,948.80x = 19,771,063,031.30
  5. Step 5: Solve for x
    x = 19,771,063,031.30/178,948.80
  6. Step 6: Final answer
    x = 110,484.47

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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.