Home / 123,968.85-185,948.91-53,848.17

Finding the Fourth Proportional to 123,968.85, 185,948.91 and 53,848.17

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Solution

The fourth proportional to 123,968.85, 185,948.91 and 53,848.17 is: 80,770.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,968.85 : 185,948.91 = 53,848.17 : x
  2. Step 2: Convert to fraction form
    123,968.85/185,948.91 = 53,848.17/x
  3. Step 3: Cross multiply
    123,968.85x = 185,948.91 × 53,848.17
  4. Step 4: Simplify right side
    123,968.85x = 10,013,008,516.99
  5. Step 5: Solve for x
    x = 10,013,008,516.99/123,968.85
  6. Step 6: Final answer
    x = 80,770.36

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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.