Home / 88,226.58-121,753.45-47,940.35

Finding the Fourth Proportional to 88,226.58, 121,753.45 and 47,940.35

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Solution

The fourth proportional to 88,226.58, 121,753.45 and 47,940.35 is: 66,158.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,226.58 : 121,753.45 = 47,940.35 : x
  2. Step 2: Convert to fraction form
    88,226.58/121,753.45 = 47,940.35/x
  3. Step 3: Cross multiply
    88,226.58x = 121,753.45 × 47,940.35
  4. Step 4: Simplify right side
    88,226.58x = 5,836,902,517.79
  5. Step 5: Solve for x
    x = 5,836,902,517.79/88,226.58
  6. Step 6: Final answer
    x = 66,158.09

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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.