Home / 32,979.90-49,469.31-10,490.25

Finding the Fourth Proportional to 32,979.90, 49,469.31 and 10,490.25

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Solution

The fourth proportional to 32,979.90, 49,469.31 and 10,490.25 is: 15,735.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,979.90 : 49,469.31 = 10,490.25 : x
  2. Step 2: Convert to fraction form
    32,979.90/49,469.31 = 10,490.25/x
  3. Step 3: Cross multiply
    32,979.90x = 49,469.31 × 10,490.25
  4. Step 4: Simplify right side
    32,979.90x = 518,945,429.23
  5. Step 5: Solve for x
    x = 518,945,429.23/32,979.90
  6. Step 6: Final answer
    x = 15,735.20

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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.