Home / 55,350.19-83,009.50-15,359.34

Finding the Fourth Proportional to 55,350.19, 83,009.50 and 15,359.34

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Solution

The fourth proportional to 55,350.19, 83,009.50 and 15,359.34 is: 23,034.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,350.19 : 83,009.50 = 15,359.34 : x
  2. Step 2: Convert to fraction form
    55,350.19/83,009.50 = 15,359.34/x
  3. Step 3: Cross multiply
    55,350.19x = 83,009.50 × 15,359.34
  4. Step 4: Simplify right side
    55,350.19x = 1,274,971,133.73
  5. Step 5: Solve for x
    x = 1,274,971,133.73/55,350.19
  6. Step 6: Final answer
    x = 23,034.63

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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.