Home / 92,191.19-138,270.60-25,636.50

Finding the Fourth Proportional to 92,191.19, 138,270.60 and 25,636.50

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Solution

The fourth proportional to 92,191.19, 138,270.60 and 25,636.50 is: 38,450.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,191.19 : 138,270.60 = 25,636.50 : x
  2. Step 2: Convert to fraction form
    92,191.19/138,270.60 = 25,636.50/x
  3. Step 3: Cross multiply
    92,191.19x = 138,270.60 × 25,636.50
  4. Step 4: Simplify right side
    92,191.19x = 3,544,774,236.90
  5. Step 5: Solve for x
    x = 3,544,774,236.90/92,191.19
  6. Step 6: Final answer
    x = 38,450.25

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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.