Home / 32,882.40-49,349.52-12,120.48

Finding the Fourth Proportional to 32,882.40, 49,349.52 and 12,120.48

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Solution

The fourth proportional to 32,882.40, 49,349.52 and 12,120.48 is: 18,190.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,882.40 : 49,349.52 = 12,120.48 : x
  2. Step 2: Convert to fraction form
    32,882.40/49,349.52 = 12,120.48/x
  3. Step 3: Cross multiply
    32,882.40x = 49,349.52 × 12,120.48
  4. Step 4: Simplify right side
    32,882.40x = 598,139,870.17
  5. Step 5: Solve for x
    x = 598,139,870.17/32,882.40
  6. Step 6: Final answer
    x = 18,190.27

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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.