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Finding the Fourth Proportional to 181,852.46, 272,821.62 and 57,193.46

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Solution

The fourth proportional to 181,852.46, 272,821.62 and 57,193.46 is: 85,803.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,852.46 : 272,821.62 = 57,193.46 : x
  2. Step 2: Convert to fraction form
    181,852.46/272,821.62 = 57,193.46/x
  3. Step 3: Cross multiply
    181,852.46x = 272,821.62 × 57,193.46
  4. Step 4: Simplify right side
    181,852.46x = 15,603,612,410.61
  5. Step 5: Solve for x
    x = 15,603,612,410.61/181,852.46
  6. Step 6: Final answer
    x = 85,803.69

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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.