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Finding the Fourth Proportional to 55,675.50, 83,437.29 and 25,672.29

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Solution

The fourth proportional to 55,675.50, 83,437.29 and 25,672.29 is: 38,473.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,675.50 : 83,437.29 = 25,672.29 : x
  2. Step 2: Convert to fraction form
    55,675.50/83,437.29 = 25,672.29/x
  3. Step 3: Cross multiply
    55,675.50x = 83,437.29 × 25,672.29
  4. Step 4: Simplify right side
    55,675.50x = 2,142,026,305.69
  5. Step 5: Solve for x
    x = 2,142,026,305.69/55,675.50
  6. Step 6: Final answer
    x = 38,473.41

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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.