Home / 141,854.54-195,757.96-77,323.76

Finding the Fourth Proportional to 141,854.54, 195,757.96 and 77,323.76

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Solution

The fourth proportional to 141,854.54, 195,757.96 and 77,323.76 is: 106,706.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,854.54 : 195,757.96 = 77,323.76 : x
  2. Step 2: Convert to fraction form
    141,854.54/195,757.96 = 77,323.76/x
  3. Step 3: Cross multiply
    141,854.54x = 195,757.96 × 77,323.76
  4. Step 4: Simplify right side
    141,854.54x = 15,136,740,345.03
  5. Step 5: Solve for x
    x = 15,136,740,345.03/141,854.54
  6. Step 6: Final answer
    x = 106,706.07

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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.