Home / 34,204.05-47,209.46-20,061.45

Finding the Fourth Proportional to 34,204.05, 47,209.46 and 20,061.45

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Solution

The fourth proportional to 34,204.05, 47,209.46 and 20,061.45 is: 27,689.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,204.05 : 47,209.46 = 20,061.45 : x
  2. Step 2: Convert to fraction form
    34,204.05/47,209.46 = 20,061.45/x
  3. Step 3: Cross multiply
    34,204.05x = 47,209.46 × 20,061.45
  4. Step 4: Simplify right side
    34,204.05x = 947,090,221.32
  5. Step 5: Solve for x
    x = 947,090,221.32/34,204.05
  6. Step 6: Final answer
    x = 27,689.42

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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.