Home / 75,524.32-104,223.40-43,269.38

Finding the Fourth Proportional to 75,524.32, 104,223.40 and 43,269.38

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Solution

The fourth proportional to 75,524.32, 104,223.40 and 43,269.38 is: 59,711.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,524.32 : 104,223.40 = 43,269.38 : x
  2. Step 2: Convert to fraction form
    75,524.32/104,223.40 = 43,269.38/x
  3. Step 3: Cross multiply
    75,524.32x = 104,223.40 × 43,269.38
  4. Step 4: Simplify right side
    75,524.32x = 4,509,681,899.49
  5. Step 5: Solve for x
    x = 4,509,681,899.49/75,524.32
  6. Step 6: Final answer
    x = 59,711.65

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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.