Home / 134,476.20-201,641.40-55,501.20

Finding the Fourth Proportional to 134,476.20, 201,641.40 and 55,501.20

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Solution

The fourth proportional to 134,476.20, 201,641.40 and 55,501.20 is: 83,221.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,476.20 : 201,641.40 = 55,501.20 : x
  2. Step 2: Convert to fraction form
    134,476.20/201,641.40 = 55,501.20/x
  3. Step 3: Cross multiply
    134,476.20x = 201,641.40 × 55,501.20
  4. Step 4: Simplify right side
    134,476.20x = 11,191,339,669.68
  5. Step 5: Solve for x
    x = 11,191,339,669.68/134,476.20
  6. Step 6: Final answer
    x = 83,221.71

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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.