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Finding the Fourth Proportional to 48,901.80, 73,355.10 and 25,573.80

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Solution

The fourth proportional to 48,901.80, 73,355.10 and 25,573.80 is: 38,361.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,901.80 : 73,355.10 = 25,573.80 : x
  2. Step 2: Convert to fraction form
    48,901.80/73,355.10 = 25,573.80/x
  3. Step 3: Cross multiply
    48,901.80x = 73,355.10 × 25,573.80
  4. Step 4: Simplify right side
    48,901.80x = 1,875,968,656.38
  5. Step 5: Solve for x
    x = 1,875,968,656.38/48,901.80
  6. Step 6: Final answer
    x = 38,361.96

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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.