Home / 29,100.20-40,161.54-16,527.08

Finding the Fourth Proportional to 29,100.20, 40,161.54 and 16,527.08

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Solution

The fourth proportional to 29,100.20, 40,161.54 and 16,527.08 is: 22,809.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,100.20 : 40,161.54 = 16,527.08 : x
  2. Step 2: Convert to fraction form
    29,100.20/40,161.54 = 16,527.08/x
  3. Step 3: Cross multiply
    29,100.20x = 40,161.54 × 16,527.08
  4. Step 4: Simplify right side
    29,100.20x = 663,752,984.50
  5. Step 5: Solve for x
    x = 663,752,984.50/29,100.20
  6. Step 6: Final answer
    x = 22,809.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.