Home / 55,646.34-83,470.38-16,203.78

Finding the Fourth Proportional to 55,646.34, 83,470.38 and 16,203.78

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Solution

The fourth proportional to 55,646.34, 83,470.38 and 16,203.78 is: 24,305.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,646.34 : 83,470.38 = 16,203.78 : x
  2. Step 2: Convert to fraction form
    55,646.34/83,470.38 = 16,203.78/x
  3. Step 3: Cross multiply
    55,646.34x = 83,470.38 × 16,203.78
  4. Step 4: Simplify right side
    55,646.34x = 1,352,535,674.04
  5. Step 5: Solve for x
    x = 1,352,535,674.04/55,646.34
  6. Step 6: Final answer
    x = 24,305.92

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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.