Home / 148,848.40-223,297.20-68,966.20

Finding the Fourth Proportional to 148,848.40, 223,297.20 and 68,966.20

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Solution

The fourth proportional to 148,848.40, 223,297.20 and 68,966.20 is: 103,460.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,848.40 : 223,297.20 = 68,966.20 : x
  2. Step 2: Convert to fraction form
    148,848.40/223,297.20 = 68,966.20/x
  3. Step 3: Cross multiply
    148,848.40x = 223,297.20 × 68,966.20
  4. Step 4: Simplify right side
    148,848.40x = 15,399,959,354.64
  5. Step 5: Solve for x
    x = 15,399,959,354.64/148,848.40
  6. Step 6: Final answer
    x = 103,460.70

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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.