Home / 141,947.04-195,884.01-77,417.04

Finding the Fourth Proportional to 141,947.04, 195,884.01 and 77,417.04

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Solution

The fourth proportional to 141,947.04, 195,884.01 and 77,417.04 is: 106,833.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,947.04 : 195,884.01 = 77,417.04 : x
  2. Step 2: Convert to fraction form
    141,947.04/195,884.01 = 77,417.04/x
  3. Step 3: Cross multiply
    141,947.04x = 195,884.01 × 77,417.04
  4. Step 4: Simplify right side
    141,947.04x = 15,164,760,237.53
  5. Step 5: Solve for x
    x = 15,164,760,237.53/141,947.04
  6. Step 6: Final answer
    x = 106,833.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.