Home / 89,993.31-124,192.08-52,267.56

Finding the Fourth Proportional to 89,993.31, 124,192.08 and 52,267.56

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Solution

The fourth proportional to 89,993.31, 124,192.08 and 52,267.56 is: 72,129.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,993.31 : 124,192.08 = 52,267.56 : x
  2. Step 2: Convert to fraction form
    89,993.31/124,192.08 = 52,267.56/x
  3. Step 3: Cross multiply
    89,993.31x = 124,192.08 × 52,267.56
  4. Step 4: Simplify right side
    89,993.31x = 6,491,216,992.92
  5. Step 5: Solve for x
    x = 6,491,216,992.92/89,993.31
  6. Step 6: Final answer
    x = 72,129.99

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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.