Home / 42,326.48-58,433.64-27,986.96

Finding the Fourth Proportional to 42,326.48, 58,433.64 and 27,986.96

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Solution

The fourth proportional to 42,326.48, 58,433.64 and 27,986.96 is: 38,637.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,326.48 : 58,433.64 = 27,986.96 : x
  2. Step 2: Convert to fraction form
    42,326.48/58,433.64 = 27,986.96/x
  3. Step 3: Cross multiply
    42,326.48x = 58,433.64 × 27,986.96
  4. Step 4: Simplify right side
    42,326.48x = 1,635,379,945.33
  5. Step 5: Solve for x
    x = 1,635,379,945.33/42,326.48
  6. Step 6: Final answer
    x = 38,637.28

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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.