Home / 48,058.97-66,327.02-39,978.36

Finding the Fourth Proportional to 48,058.97, 66,327.02 and 39,978.36

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Solution

The fourth proportional to 48,058.97, 66,327.02 and 39,978.36 is: 55,174.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,058.97 : 66,327.02 = 39,978.36 : x
  2. Step 2: Convert to fraction form
    48,058.97/66,327.02 = 39,978.36/x
  3. Step 3: Cross multiply
    48,058.97x = 66,327.02 × 39,978.36
  4. Step 4: Simplify right side
    48,058.97x = 2,651,645,483.29
  5. Step 5: Solve for x
    x = 2,651,645,483.29/48,058.97
  6. Step 6: Final answer
    x = 55,174.83

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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.