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Finding the Fourth Proportional to 181,656.42, 250,656.96 and 101,083.69

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Solution

The fourth proportional to 181,656.42, 250,656.96 and 101,083.69 is: 139,479.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,656.42 : 250,656.96 = 101,083.69 : x
  2. Step 2: Convert to fraction form
    181,656.42/250,656.96 = 101,083.69/x
  3. Step 3: Cross multiply
    181,656.42x = 250,656.96 × 101,083.69
  4. Step 4: Simplify right side
    181,656.42x = 25,337,330,440.98
  5. Step 5: Solve for x
    x = 25,337,330,440.98/181,656.42
  6. Step 6: Final answer
    x = 139,479.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.