Home / 181,501.40-272,252.10-178,002.20

Finding the Fourth Proportional to 181,501.40, 272,252.10 and 178,002.20

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Solution

The fourth proportional to 181,501.40, 272,252.10 and 178,002.20 is: 267,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,501.40 : 272,252.10 = 178,002.20 : x
  2. Step 2: Convert to fraction form
    181,501.40/272,252.10 = 178,002.20/x
  3. Step 3: Cross multiply
    181,501.40x = 272,252.10 × 178,002.20
  4. Step 4: Simplify right side
    181,501.40x = 48,461,472,754.62
  5. Step 5: Solve for x
    x = 48,461,472,754.62/181,501.40
  6. Step 6: Final answer
    x = 267,003.30

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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.