Home / 181,218.30-271,806.32-48,108.90

Finding the Fourth Proportional to 181,218.30, 271,806.32 and 48,108.90

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Solution

The fourth proportional to 181,218.30, 271,806.32 and 48,108.90 is: 72,157.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,218.30 : 271,806.32 = 48,108.90 : x
  2. Step 2: Convert to fraction form
    181,218.30/271,806.32 = 48,108.90/x
  3. Step 3: Cross multiply
    181,218.30x = 271,806.32 × 48,108.90
  4. Step 4: Simplify right side
    181,218.30x = 13,076,303,068.25
  5. Step 5: Solve for x
    x = 13,076,303,068.25/181,218.30
  6. Step 6: Final answer
    x = 72,157.74

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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.