Home / 39,766.78-59,637.36-17,579.62

Finding the Fourth Proportional to 39,766.78, 59,637.36 and 17,579.62

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Solution

The fourth proportional to 39,766.78, 59,637.36 and 17,579.62 is: 26,363.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,766.78 : 59,637.36 = 17,579.62 : x
  2. Step 2: Convert to fraction form
    39,766.78/59,637.36 = 17,579.62/x
  3. Step 3: Cross multiply
    39,766.78x = 59,637.36 × 17,579.62
  4. Step 4: Simplify right side
    39,766.78x = 1,048,402,126.60
  5. Step 5: Solve for x
    x = 1,048,402,126.60/39,766.78
  6. Step 6: Final answer
    x = 26,363.77

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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.