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Finding the Fourth Proportional to 181,325.16, 271,987.40 and 48,205.40

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Solution

The fourth proportional to 181,325.16, 271,987.40 and 48,205.40 is: 72,308.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,325.16 : 271,987.40 = 48,205.40 : x
  2. Step 2: Convert to fraction form
    181,325.16/271,987.40 = 48,205.40/x
  3. Step 3: Cross multiply
    181,325.16x = 271,987.40 × 48,205.40
  4. Step 4: Simplify right side
    181,325.16x = 13,111,260,172.54
  5. Step 5: Solve for x
    x = 13,111,260,172.54/181,325.16
  6. Step 6: Final answer
    x = 72,308.00

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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.