Home / 40,150.48-60,228.92-12,448.08

Finding the Fourth Proportional to 40,150.48, 60,228.92 and 12,448.08

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Solution

The fourth proportional to 40,150.48, 60,228.92 and 12,448.08 is: 18,673.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,150.48 : 60,228.92 = 12,448.08 : x
  2. Step 2: Convert to fraction form
    40,150.48/60,228.92 = 12,448.08/x
  3. Step 3: Cross multiply
    40,150.48x = 60,228.92 × 12,448.08
  4. Step 4: Simplify right side
    40,150.48x = 749,734,414.47
  5. Step 5: Solve for x
    x = 749,734,414.47/40,150.48
  6. Step 6: Final answer
    x = 18,673.11

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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.