Home / 141,368.40-195,179.76-93,686.40

Finding the Fourth Proportional to 141,368.40, 195,179.76 and 93,686.40

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Solution

The fourth proportional to 141,368.40, 195,179.76 and 93,686.40 is: 129,347.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,368.40 : 195,179.76 = 93,686.40 : x
  2. Step 2: Convert to fraction form
    141,368.40/195,179.76 = 93,686.40/x
  3. Step 3: Cross multiply
    141,368.40x = 195,179.76 × 93,686.40
  4. Step 4: Simplify right side
    141,368.40x = 18,285,689,067.26
  5. Step 5: Solve for x
    x = 18,285,689,067.26/141,368.40
  6. Step 6: Final answer
    x = 129,347.78

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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.