Home / 98,990.10-148,471.56-32,422.32

Finding the Fourth Proportional to 98,990.10, 148,471.56 and 32,422.32

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Solution

The fourth proportional to 98,990.10, 148,471.56 and 32,422.32 is: 48,629.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,990.10 : 148,471.56 = 32,422.32 : x
  2. Step 2: Convert to fraction form
    98,990.10/148,471.56 = 32,422.32/x
  3. Step 3: Cross multiply
    98,990.10x = 148,471.56 × 32,422.32
  4. Step 4: Simplify right side
    98,990.10x = 4,813,792,429.22
  5. Step 5: Solve for x
    x = 4,813,792,429.22/98,990.10
  6. Step 6: Final answer
    x = 48,629.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.