Home / 105,904.92-146,149.28-60,583.40

Finding the Fourth Proportional to 105,904.92, 146,149.28 and 60,583.40

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Solution

The fourth proportional to 105,904.92, 146,149.28 and 60,583.40 is: 83,605.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,904.92 : 146,149.28 = 60,583.40 : x
  2. Step 2: Convert to fraction form
    105,904.92/146,149.28 = 60,583.40/x
  3. Step 3: Cross multiply
    105,904.92x = 146,149.28 × 60,583.40
  4. Step 4: Simplify right side
    105,904.92x = 8,854,220,289.95
  5. Step 5: Solve for x
    x = 8,854,220,289.95/105,904.92
  6. Step 6: Final answer
    x = 83,605.37

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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.