Home / 106,752.60-147,302.82-60,812.64

Finding the Fourth Proportional to 106,752.60, 147,302.82 and 60,812.64

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Solution

The fourth proportional to 106,752.60, 147,302.82 and 60,812.64 is: 83,912.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,752.60 : 147,302.82 = 60,812.64 : x
  2. Step 2: Convert to fraction form
    106,752.60/147,302.82 = 60,812.64/x
  3. Step 3: Cross multiply
    106,752.60x = 147,302.82 × 60,812.64
  4. Step 4: Simplify right side
    106,752.60x = 8,957,873,363.64
  5. Step 5: Solve for x
    x = 8,957,873,363.64/106,752.60
  6. Step 6: Final answer
    x = 83,912.46

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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.