Home / 39,211.05-58,783.50-17,007.70

Finding the Fourth Proportional to 39,211.05, 58,783.50 and 17,007.70

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Solution

The fourth proportional to 39,211.05, 58,783.50 and 17,007.70 is: 25,497.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,211.05 : 58,783.50 = 17,007.70 : x
  2. Step 2: Convert to fraction form
    39,211.05/58,783.50 = 17,007.70/x
  3. Step 3: Cross multiply
    39,211.05x = 58,783.50 × 17,007.70
  4. Step 4: Simplify right side
    39,211.05x = 999,772,132.95
  5. Step 5: Solve for x
    x = 999,772,132.95/39,211.05
  6. Step 6: Final answer
    x = 25,497.20

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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.