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Finding the Fourth Proportional to 48,164.55, 72,155.03 and 25,970.55

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Solution

The fourth proportional to 48,164.55, 72,155.03 and 25,970.55 is: 38,906.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,164.55 : 72,155.03 = 25,970.55 : x
  2. Step 2: Convert to fraction form
    48,164.55/72,155.03 = 25,970.55/x
  3. Step 3: Cross multiply
    48,164.55x = 72,155.03 × 25,970.55
  4. Step 4: Simplify right side
    48,164.55x = 1,873,905,684.51
  5. Step 5: Solve for x
    x = 1,873,905,684.51/48,164.55
  6. Step 6: Final answer
    x = 38,906.33

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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.