Home / 181,623.40-272,435.10-56,964.20

Finding the Fourth Proportional to 181,623.40, 272,435.10 and 56,964.20

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Solution

The fourth proportional to 181,623.40, 272,435.10 and 56,964.20 is: 85,446.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,623.40 : 272,435.10 = 56,964.20 : x
  2. Step 2: Convert to fraction form
    181,623.40/272,435.10 = 56,964.20/x
  3. Step 3: Cross multiply
    181,623.40x = 272,435.10 × 56,964.20
  4. Step 4: Simplify right side
    181,623.40x = 15,519,047,523.42
  5. Step 5: Solve for x
    x = 15,519,047,523.42/181,623.40
  6. Step 6: Final answer
    x = 85,446.30

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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.