Home / 141,344.52-195,043.96-80,901.40

Finding the Fourth Proportional to 141,344.52, 195,043.96 and 80,901.40

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Solution

The fourth proportional to 141,344.52, 195,043.96 and 80,901.40 is: 111,637.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,344.52 : 195,043.96 = 80,901.40 : x
  2. Step 2: Convert to fraction form
    141,344.52/195,043.96 = 80,901.40/x
  3. Step 3: Cross multiply
    141,344.52x = 195,043.96 × 80,901.40
  4. Step 4: Simplify right side
    141,344.52x = 15,779,329,425.54
  5. Step 5: Solve for x
    x = 15,779,329,425.54/141,344.52
  6. Step 6: Final answer
    x = 111,637.36

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1.5x scale

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.