Home / 91,701.57-137,573.10-32,537.31

Finding the Fourth Proportional to 91,701.57, 137,573.10 and 32,537.31

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Solution

The fourth proportional to 91,701.57, 137,573.10 and 32,537.31 is: 48,813.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,701.57 : 137,573.10 = 32,537.31 : x
  2. Step 2: Convert to fraction form
    91,701.57/137,573.10 = 32,537.31/x
  3. Step 3: Cross multiply
    91,701.57x = 137,573.10 × 32,537.31
  4. Step 4: Simplify right side
    91,701.57x = 4,476,258,602.36
  5. Step 5: Solve for x
    x = 4,476,258,602.36/91,701.57
  6. Step 6: Final answer
    x = 48,813.33

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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.