Home / 96,342.10-132,959.96-55,518.91

Finding the Fourth Proportional to 96,342.10, 132,959.96 and 55,518.91

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Solution

The fourth proportional to 96,342.10, 132,959.96 and 55,518.91 is: 76,620.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,342.10 : 132,959.96 = 55,518.91 : x
  2. Step 2: Convert to fraction form
    96,342.10/132,959.96 = 55,518.91/x
  3. Step 3: Cross multiply
    96,342.10x = 132,959.96 × 55,518.91
  4. Step 4: Simplify right side
    96,342.10x = 7,381,792,052.84
  5. Step 5: Solve for x
    x = 7,381,792,052.84/96,342.10
  6. Step 6: Final answer
    x = 76,620.63

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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.