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Finding the Fourth Proportional to 181,663.77, 272,539.42 and 57,004.77

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Solution

The fourth proportional to 181,663.77, 272,539.42 and 57,004.77 is: 85,520.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,663.77 : 272,539.42 = 57,004.77 : x
  2. Step 2: Convert to fraction form
    181,663.77/272,539.42 = 57,004.77/x
  3. Step 3: Cross multiply
    181,663.77x = 272,539.42 × 57,004.77
  4. Step 4: Simplify right side
    181,663.77x = 15,536,046,668.01
  5. Step 5: Solve for x
    x = 15,536,046,668.01/181,663.77
  6. Step 6: Final answer
    x = 85,520.89

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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.