Home / 146,966.88-202,815.56-83,292.78

Finding the Fourth Proportional to 146,966.88, 202,815.56 and 83,292.78

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Solution

The fourth proportional to 146,966.88, 202,815.56 and 83,292.78 is: 114,944.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,966.88 : 202,815.56 = 83,292.78 : x
  2. Step 2: Convert to fraction form
    146,966.88/202,815.56 = 83,292.78/x
  3. Step 3: Cross multiply
    146,966.88x = 202,815.56 × 83,292.78
  4. Step 4: Simplify right side
    146,966.88x = 16,893,071,819.66
  5. Step 5: Solve for x
    x = 16,893,071,819.66/146,966.88
  6. Step 6: Final answer
    x = 114,944.75

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1.5x scale

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.