Home / 105,847.92-146,047.08-61,110

Finding the Fourth Proportional to 105,847.92, 146,047.08 and 61,110

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Solution

The fourth proportional to 105,847.92, 146,047.08 and 61,110 is: 84,318.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,847.92 : 146,047.08 = 61,110 : x
  2. Step 2: Convert to fraction form
    105,847.92/146,047.08 = 61,110/x
  3. Step 3: Cross multiply
    105,847.92x = 146,047.08 × 61,110
  4. Step 4: Simplify right side
    105,847.92x = 8,924,937,058.80
  5. Step 5: Solve for x
    x = 8,924,937,058.80/105,847.92
  6. Step 6: Final answer
    x = 84,318.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.