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Finding the Fourth Proportional to 61,110.33, 84,174.50 and 43,174.19

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Solution

The fourth proportional to 61,110.33, 84,174.50 and 43,174.19 is: 59,468.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,110.33 : 84,174.50 = 43,174.19 : x
  2. Step 2: Convert to fraction form
    61,110.33/84,174.50 = 43,174.19/x
  3. Step 3: Cross multiply
    61,110.33x = 84,174.50 × 43,174.19
  4. Step 4: Simplify right side
    61,110.33x = 3,634,165,856.16
  5. Step 5: Solve for x
    x = 3,634,165,856.16/61,110.33
  6. Step 6: Final answer
    x = 59,468.93

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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.