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Finding the Fourth Proportional to 50,663.57, 75,995.23 and 47,580.79

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Solution

The fourth proportional to 50,663.57, 75,995.23 and 47,580.79 is: 71,371.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,663.57 : 75,995.23 = 47,580.79 : x
  2. Step 2: Convert to fraction form
    50,663.57/75,995.23 = 47,580.79/x
  3. Step 3: Cross multiply
    50,663.57x = 75,995.23 × 47,580.79
  4. Step 4: Simplify right side
    50,663.57x = 3,615,913,079.63
  5. Step 5: Solve for x
    x = 3,615,913,079.63/50,663.57
  6. Step 6: Final answer
    x = 71,371.07

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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.