Home / 99,571.58-137,338.23-96,276.50

Finding the Fourth Proportional to 99,571.58, 137,338.23 and 96,276.50

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Solution

The fourth proportional to 99,571.58, 137,338.23 and 96,276.50 is: 132,793.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,571.58 : 137,338.23 = 96,276.50 : x
  2. Step 2: Convert to fraction form
    99,571.58/137,338.23 = 96,276.50/x
  3. Step 3: Cross multiply
    99,571.58x = 137,338.23 × 96,276.50
  4. Step 4: Simplify right side
    99,571.58x = 13,222,444,289.96
  5. Step 5: Solve for x
    x = 13,222,444,289.96/99,571.58
  6. Step 6: Final answer
    x = 132,793.36

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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.