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Finding the Fourth Proportional to 63,548.76, 87,707.73 and 35,263.56

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Solution

The fourth proportional to 63,548.76, 87,707.73 and 35,263.56 is: 48,669.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,548.76 : 87,707.73 = 35,263.56 : x
  2. Step 2: Convert to fraction form
    63,548.76/87,707.73 = 35,263.56/x
  3. Step 3: Cross multiply
    63,548.76x = 87,707.73 × 35,263.56
  4. Step 4: Simplify right side
    63,548.76x = 3,092,886,799.32
  5. Step 5: Solve for x
    x = 3,092,886,799.32/63,548.76
  6. Step 6: Final answer
    x = 48,669.51

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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.