Home / 39,958.62-59,938.05-10,376.70

Finding the Fourth Proportional to 39,958.62, 59,938.05 and 10,376.70

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Solution

The fourth proportional to 39,958.62, 59,938.05 and 10,376.70 is: 15,565.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,958.62 : 59,938.05 = 10,376.70 : x
  2. Step 2: Convert to fraction form
    39,958.62/59,938.05 = 10,376.70/x
  3. Step 3: Cross multiply
    39,958.62x = 59,938.05 × 10,376.70
  4. Step 4: Simplify right side
    39,958.62x = 621,959,163.44
  5. Step 5: Solve for x
    x = 621,959,163.44/39,958.62
  6. Step 6: Final answer
    x = 15,565.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.