Home / 69,949.22-96,529.78-38,118.05

Finding the Fourth Proportional to 69,949.22, 96,529.78 and 38,118.05

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Solution

The fourth proportional to 69,949.22, 96,529.78 and 38,118.05 is: 52,602.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,949.22 : 96,529.78 = 38,118.05 : x
  2. Step 2: Convert to fraction form
    69,949.22/96,529.78 = 38,118.05/x
  3. Step 3: Cross multiply
    69,949.22x = 96,529.78 × 38,118.05
  4. Step 4: Simplify right side
    69,949.22x = 3,679,526,402.58
  5. Step 5: Solve for x
    x = 3,679,526,402.58/69,949.22
  6. Step 6: Final answer
    x = 52,602.82

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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.