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Finding the Fourth Proportional to 57,799.88, 86,684.70 and 16,237.16

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Solution

The fourth proportional to 57,799.88, 86,684.70 and 16,237.16 is: 24,351.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,799.88 : 86,684.70 = 16,237.16 : x
  2. Step 2: Convert to fraction form
    57,799.88/86,684.70 = 16,237.16/x
  3. Step 3: Cross multiply
    57,799.88x = 86,684.70 × 16,237.16
  4. Step 4: Simplify right side
    57,799.88x = 1,407,513,343.45
  5. Step 5: Solve for x
    x = 1,407,513,343.45/57,799.88
  6. Step 6: Final answer
    x = 24,351.49

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1.5x scale

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.