Home / 38,990.16-58,515.31-29,017.44

Finding the Fourth Proportional to 38,990.16, 58,515.31 and 29,017.44

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Solution

The fourth proportional to 38,990.16, 58,515.31 and 29,017.44 is: 43,548.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,990.16 : 58,515.31 = 29,017.44 : x
  2. Step 2: Convert to fraction form
    38,990.16/58,515.31 = 29,017.44/x
  3. Step 3: Cross multiply
    38,990.16x = 58,515.31 × 29,017.44
  4. Step 4: Simplify right side
    38,990.16x = 1,697,964,533.28
  5. Step 5: Solve for x
    x = 1,697,964,533.28/38,990.16
  6. Step 6: Final answer
    x = 43,548.54

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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.