Home / 181,741.70-272,656.58-57,082.70

Finding the Fourth Proportional to 181,741.70, 272,656.58 and 57,082.70

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Solution

The fourth proportional to 181,741.70, 272,656.58 and 57,082.70 is: 85,637.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,741.70 : 272,656.58 = 57,082.70 : x
  2. Step 2: Convert to fraction form
    181,741.70/272,656.58 = 57,082.70/x
  3. Step 3: Cross multiply
    181,741.70x = 272,656.58 × 57,082.70
  4. Step 4: Simplify right side
    181,741.70x = 15,563,972,110.47
  5. Step 5: Solve for x
    x = 15,563,972,110.47/181,741.70
  6. Step 6: Final answer
    x = 85,637.87

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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.