Home / 54,875.80-82,313.75-15,432.93

Finding the Fourth Proportional to 54,875.80, 82,313.75 and 15,432.93

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Solution

The fourth proportional to 54,875.80, 82,313.75 and 15,432.93 is: 23,149.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,875.80 : 82,313.75 = 15,432.93 : x
  2. Step 2: Convert to fraction form
    54,875.80/82,313.75 = 15,432.93/x
  3. Step 3: Cross multiply
    54,875.80x = 82,313.75 × 15,432.93
  4. Step 4: Simplify right side
    54,875.80x = 1,270,342,380.37
  5. Step 5: Solve for x
    x = 1,270,342,380.37/54,875.80
  6. Step 6: Final answer
    x = 23,149.41

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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.