Home / 100,401.60-150,616.50-29,329.46

Finding the Fourth Proportional to 100,401.60, 150,616.50 and 29,329.46

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Solution

The fourth proportional to 100,401.60, 150,616.50 and 29,329.46 is: 43,998.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,401.60 : 150,616.50 = 29,329.46 : x
  2. Step 2: Convert to fraction form
    100,401.60/150,616.50 = 29,329.46/x
  3. Step 3: Cross multiply
    100,401.60x = 150,616.50 × 29,329.46
  4. Step 4: Simplify right side
    100,401.60x = 4,417,500,313.83
  5. Step 5: Solve for x
    x = 4,417,500,313.83/100,401.60
  6. Step 6: Final answer
    x = 43,998.30

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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.