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Finding the Fourth Proportional to 62,571.29, 86,347.22 and 34,276.77

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Solution

The fourth proportional to 62,571.29, 86,347.22 and 34,276.77 is: 47,301.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,571.29 : 86,347.22 = 34,276.77 : x
  2. Step 2: Convert to fraction form
    62,571.29/86,347.22 = 34,276.77/x
  3. Step 3: Cross multiply
    62,571.29x = 86,347.22 × 34,276.77
  4. Step 4: Simplify right side
    62,571.29x = 2,959,703,628.70
  5. Step 5: Solve for x
    x = 2,959,703,628.70/62,571.29
  6. Step 6: Final answer
    x = 47,301.31

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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.