Home / 98,016.16-135,246.23-57,724.44

Finding the Fourth Proportional to 98,016.16, 135,246.23 and 57,724.44

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Solution

The fourth proportional to 98,016.16, 135,246.23 and 57,724.44 is: 79,650.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,016.16 : 135,246.23 = 57,724.44 : x
  2. Step 2: Convert to fraction form
    98,016.16/135,246.23 = 57,724.44/x
  3. Step 3: Cross multiply
    98,016.16x = 135,246.23 × 57,724.44
  4. Step 4: Simplify right side
    98,016.16x = 7,807,012,772.26
  5. Step 5: Solve for x
    x = 7,807,012,772.26/98,016.16
  6. Step 6: Final answer
    x = 79,650.26

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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.