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Finding the Fourth Proportional to 91,567.97, 137,504.36 and 61,773.97

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Solution

The fourth proportional to 91,567.97, 137,504.36 and 61,773.97 is: 92,763.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,567.97 : 137,504.36 = 61,773.97 : x
  2. Step 2: Convert to fraction form
    91,567.97/137,504.36 = 61,773.97/x
  3. Step 3: Cross multiply
    91,567.97x = 137,504.36 × 61,773.97
  4. Step 4: Simplify right side
    91,567.97x = 8,494,190,209.51
  5. Step 5: Solve for x
    x = 8,494,190,209.51/91,567.97
  6. Step 6: Final answer
    x = 92,763.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.