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Finding the Fourth Proportional to 55,370.93, 83,053.49 and 15,926.49

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Solution

The fourth proportional to 55,370.93, 83,053.49 and 15,926.49 is: 23,888.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,370.93 : 83,053.49 = 15,926.49 : x
  2. Step 2: Convert to fraction form
    55,370.93/83,053.49 = 15,926.49/x
  3. Step 3: Cross multiply
    55,370.93x = 83,053.49 × 15,926.49
  4. Step 4: Simplify right side
    55,370.93x = 1,322,750,498.32
  5. Step 5: Solve for x
    x = 1,322,750,498.32/55,370.93
  6. Step 6: Final answer
    x = 23,888.90

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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.