Home / 123,968.70-185,848.56-53,795.16

Finding the Fourth Proportional to 123,968.70, 185,848.56 and 53,795.16

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Solution

The fourth proportional to 123,968.70, 185,848.56 and 53,795.16 is: 80,647.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,968.70 : 185,848.56 = 53,795.16 : x
  2. Step 2: Convert to fraction form
    123,968.70/185,848.56 = 53,795.16/x
  3. Step 3: Cross multiply
    123,968.70x = 185,848.56 × 53,795.16
  4. Step 4: Simplify right side
    123,968.70x = 9,997,753,020.97
  5. Step 5: Solve for x
    x = 9,997,753,020.97/123,968.70
  6. Step 6: Final answer
    x = 80,647.40

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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.