Home / 20,112.57-30,160.76-6,068.25

Finding the Fourth Proportional to 20,112.57, 30,160.76 and 6,068.25

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Solution

The fourth proportional to 20,112.57, 30,160.76 and 6,068.25 is: 9,099.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,112.57 : 30,160.76 = 6,068.25 : x
  2. Step 2: Convert to fraction form
    20,112.57/30,160.76 = 6,068.25/x
  3. Step 3: Cross multiply
    20,112.57x = 30,160.76 × 6,068.25
  4. Step 4: Simplify right side
    20,112.57x = 183,023,001.53
  5. Step 5: Solve for x
    x = 183,023,001.53/20,112.57
  6. Step 6: Final answer
    x = 9,099.93

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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.