Home / 43,170.47-64,792.61-16,893.66

Finding the Fourth Proportional to 43,170.47, 64,792.61 and 16,893.66

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Solution

The fourth proportional to 43,170.47, 64,792.61 and 16,893.66 is: 25,354.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,170.47 : 64,792.61 = 16,893.66 : x
  2. Step 2: Convert to fraction form
    43,170.47/64,792.61 = 16,893.66/x
  3. Step 3: Cross multiply
    43,170.47x = 64,792.61 × 16,893.66
  4. Step 4: Simplify right side
    43,170.47x = 1,094,584,545.71
  5. Step 5: Solve for x
    x = 1,094,584,545.71/43,170.47
  6. Step 6: Final answer
    x = 25,354.94

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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.