Home / 141,567.60-195,327.96-91,206

Finding the Fourth Proportional to 141,567.60, 195,327.96 and 91,206

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Solution

The fourth proportional to 141,567.60, 195,327.96 and 91,206 is: 125,841.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,567.60 : 195,327.96 = 91,206 : x
  2. Step 2: Convert to fraction form
    141,567.60/195,327.96 = 91,206/x
  3. Step 3: Cross multiply
    141,567.60x = 195,327.96 × 91,206
  4. Step 4: Simplify right side
    141,567.60x = 17,815,081,919.76
  5. Step 5: Solve for x
    x = 17,815,081,919.76/141,567.60
  6. Step 6: Final answer
    x = 125,841.52

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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.