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Finding the Fourth Proportional to 48,685.59, 73,035.54 and 15,398.10

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Solution

The fourth proportional to 48,685.59, 73,035.54 and 15,398.10 is: 23,099.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,685.59 : 73,035.54 = 15,398.10 : x
  2. Step 2: Convert to fraction form
    48,685.59/73,035.54 = 15,398.10/x
  3. Step 3: Cross multiply
    48,685.59x = 73,035.54 × 15,398.10
  4. Step 4: Simplify right side
    48,685.59x = 1,124,608,548.47
  5. Step 5: Solve for x
    x = 1,124,608,548.47/48,685.59
  6. Step 6: Final answer
    x = 23,099.41

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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.