Home / 32,168.07-48,249.78-9,980.87

Finding the Fourth Proportional to 32,168.07, 48,249.78 and 9,980.87

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Solution

The fourth proportional to 32,168.07, 48,249.78 and 9,980.87 is: 14,970.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,168.07 : 48,249.78 = 9,980.87 : x
  2. Step 2: Convert to fraction form
    32,168.07/48,249.78 = 9,980.87/x
  3. Step 3: Cross multiply
    32,168.07x = 48,249.78 × 9,980.87
  4. Step 4: Simplify right side
    32,168.07x = 481,574,540.46
  5. Step 5: Solve for x
    x = 481,574,540.46/32,168.07
  6. Step 6: Final answer
    x = 14,970.58

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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.