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Finding the Fourth Proportional to 58,685.56, 88,009.92 and 19,233.88

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Solution

The fourth proportional to 58,685.56, 88,009.92 and 19,233.88 is: 28,844.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,685.56 : 88,009.92 = 19,233.88 : x
  2. Step 2: Convert to fraction form
    58,685.56/88,009.92 = 19,233.88/x
  3. Step 3: Cross multiply
    58,685.56x = 88,009.92 × 19,233.88
  4. Step 4: Simplify right side
    58,685.56x = 1,692,772,240.09
  5. Step 5: Solve for x
    x = 1,692,772,240.09/58,685.56
  6. Step 6: Final answer
    x = 28,844.78

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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.