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Finding the Fourth Proportional to 53,062.50, 79,594.29 and 16,126.50

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Solution

The fourth proportional to 53,062.50, 79,594.29 and 16,126.50 is: 24,189.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,062.50 : 79,594.29 = 16,126.50 : x
  2. Step 2: Convert to fraction form
    53,062.50/79,594.29 = 16,126.50/x
  3. Step 3: Cross multiply
    53,062.50x = 79,594.29 × 16,126.50
  4. Step 4: Simplify right side
    53,062.50x = 1,283,577,317.69
  5. Step 5: Solve for x
    x = 1,283,577,317.69/53,062.50
  6. Step 6: Final answer
    x = 24,189.91

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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.