Home / 42,998.18-59,365.60-27,933.78

Finding the Fourth Proportional to 42,998.18, 59,365.60 and 27,933.78

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Solution

The fourth proportional to 42,998.18, 59,365.60 and 27,933.78 is: 38,566.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,998.18 : 59,365.60 = 27,933.78 : x
  2. Step 2: Convert to fraction form
    42,998.18/59,365.60 = 27,933.78/x
  3. Step 3: Cross multiply
    42,998.18x = 59,365.60 × 27,933.78
  4. Step 4: Simplify right side
    42,998.18x = 1,658,305,484.48
  5. Step 5: Solve for x
    x = 1,658,305,484.48/42,998.18
  6. Step 6: Final answer
    x = 38,566.87

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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.