Home / 39,116.02-53,965.96-25,694.50

Finding the Fourth Proportional to 39,116.02, 53,965.96 and 25,694.50

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Solution

The fourth proportional to 39,116.02, 53,965.96 and 25,694.50 is: 35,449.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,116.02 : 53,965.96 = 25,694.50 : x
  2. Step 2: Convert to fraction form
    39,116.02/53,965.96 = 25,694.50/x
  3. Step 3: Cross multiply
    39,116.02x = 53,965.96 × 25,694.50
  4. Step 4: Simplify right side
    39,116.02x = 1,386,628,359.22
  5. Step 5: Solve for x
    x = 1,386,628,359.22/39,116.02
  6. Step 6: Final answer
    x = 35,449.12

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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.