Home / 181,110.80-271,666.20-178,000.40

Finding the Fourth Proportional to 181,110.80, 271,666.20 and 178,000.40

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Solution

The fourth proportional to 181,110.80, 271,666.20 and 178,000.40 is: 267,000.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,110.80 : 271,666.20 = 178,000.40 : x
  2. Step 2: Convert to fraction form
    181,110.80/271,666.20 = 178,000.40/x
  3. Step 3: Cross multiply
    181,110.80x = 271,666.20 × 178,000.40
  4. Step 4: Simplify right side
    181,110.80x = 48,356,692,266.48
  5. Step 5: Solve for x
    x = 48,356,692,266.48/181,110.80
  6. Step 6: Final answer
    x = 267,000.60

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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.