Home / 40,979.49-56,563.02-23,987.31

Finding the Fourth Proportional to 40,979.49, 56,563.02 and 23,987.31

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Solution

The fourth proportional to 40,979.49, 56,563.02 and 23,987.31 is: 33,109.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,979.49 : 56,563.02 = 23,987.31 : x
  2. Step 2: Convert to fraction form
    40,979.49/56,563.02 = 23,987.31/x
  3. Step 3: Cross multiply
    40,979.49x = 56,563.02 × 23,987.31
  4. Step 4: Simplify right side
    40,979.49x = 1,356,794,695.28
  5. Step 5: Solve for x
    x = 1,356,794,695.28/40,979.49
  6. Step 6: Final answer
    x = 33,109.12

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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.