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Finding the Fourth Proportional to 63,309.93, 87,366.71 and 34,628.96

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Solution

The fourth proportional to 63,309.93, 87,366.71 and 34,628.96 is: 47,787.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,309.93 : 87,366.71 = 34,628.96 : x
  2. Step 2: Convert to fraction form
    63,309.93/87,366.71 = 34,628.96/x
  3. Step 3: Cross multiply
    63,309.93x = 87,366.71 × 34,628.96
  4. Step 4: Simplify right side
    63,309.93x = 3,025,417,695.94
  5. Step 5: Solve for x
    x = 3,025,417,695.94/63,309.93
  6. Step 6: Final answer
    x = 47,787.41

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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.