Home / 141,070.41-194,669.73-80,633.07

Finding the Fourth Proportional to 141,070.41, 194,669.73 and 80,633.07

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Solution

The fourth proportional to 141,070.41, 194,669.73 and 80,633.07 is: 111,269.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,070.41 : 194,669.73 = 80,633.07 : x
  2. Step 2: Convert to fraction form
    141,070.41/194,669.73 = 80,633.07/x
  3. Step 3: Cross multiply
    141,070.41x = 194,669.73 × 80,633.07
  4. Step 4: Simplify right side
    141,070.41x = 15,696,817,965.97
  5. Step 5: Solve for x
    x = 15,696,817,965.97/141,070.41
  6. Step 6: Final answer
    x = 111,269.39

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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.