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Finding the Fourth Proportional to 181,632.11, 272,491.90 and 56,973.11

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Solution

The fourth proportional to 181,632.11, 272,491.90 and 56,973.11 is: 85,473.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,632.11 : 272,491.90 = 56,973.11 : x
  2. Step 2: Convert to fraction form
    181,632.11/272,491.90 = 56,973.11/x
  3. Step 3: Cross multiply
    181,632.11x = 272,491.90 × 56,973.11
  4. Step 4: Simplify right side
    181,632.11x = 15,524,710,992.81
  5. Step 5: Solve for x
    x = 15,524,710,992.81/181,632.11
  6. Step 6: Final answer
    x = 85,473.38

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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.