Home / 96,261.46-132,787.49-55,970.78

Finding the Fourth Proportional to 96,261.46, 132,787.49 and 55,970.78

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Solution

The fourth proportional to 96,261.46, 132,787.49 and 55,970.78 is: 77,208.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,261.46 : 132,787.49 = 55,970.78 : x
  2. Step 2: Convert to fraction form
    96,261.46/132,787.49 = 55,970.78/x
  3. Step 3: Cross multiply
    96,261.46x = 132,787.49 × 55,970.78
  4. Step 4: Simplify right side
    96,261.46x = 7,432,218,445.75
  5. Step 5: Solve for x
    x = 7,432,218,445.75/96,261.46
  6. Step 6: Final answer
    x = 77,208.66

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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.