Home / 34,112.48-47,078.70-19,007.60

Finding the Fourth Proportional to 34,112.48, 47,078.70 and 19,007.60

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Solution

The fourth proportional to 34,112.48, 47,078.70 and 19,007.60 is: 26,232.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,112.48 : 47,078.70 = 19,007.60 : x
  2. Step 2: Convert to fraction form
    34,112.48/47,078.70 = 19,007.60/x
  3. Step 3: Cross multiply
    34,112.48x = 47,078.70 × 19,007.60
  4. Step 4: Simplify right side
    34,112.48x = 894,853,098.12
  5. Step 5: Solve for x
    x = 894,853,098.12/34,112.48
  6. Step 6: Final answer
    x = 26,232.43

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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.