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Finding the Fourth Proportional to 181,852.80, 272,779.13 and 57,193.80

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Solution

The fourth proportional to 181,852.80, 272,779.13 and 57,193.80 is: 85,790.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,852.80 : 272,779.13 = 57,193.80 : x
  2. Step 2: Convert to fraction form
    181,852.80/272,779.13 = 57,193.80/x
  3. Step 3: Cross multiply
    181,852.80x = 272,779.13 × 57,193.80
  4. Step 4: Simplify right side
    181,852.80x = 15,601,274,719.43
  5. Step 5: Solve for x
    x = 15,601,274,719.43/181,852.80
  6. Step 6: Final answer
    x = 85,790.68

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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.