Home / 96,557.41-144,847.05-86,635.72

Finding the Fourth Proportional to 96,557.41, 144,847.05 and 86,635.72

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Solution

The fourth proportional to 96,557.41, 144,847.05 and 86,635.72 is: 129,963.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,557.41 : 144,847.05 = 86,635.72 : x
  2. Step 2: Convert to fraction form
    96,557.41/144,847.05 = 86,635.72/x
  3. Step 3: Cross multiply
    96,557.41x = 144,847.05 × 86,635.72
  4. Step 4: Simplify right side
    96,557.41x = 12,548,928,466.63
  5. Step 5: Solve for x
    x = 12,548,928,466.63/96,557.41
  6. Step 6: Final answer
    x = 129,963.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.