Home / 59,914.08-89,871.03-20,471.49

Finding the Fourth Proportional to 59,914.08, 89,871.03 and 20,471.49

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Solution

The fourth proportional to 59,914.08, 89,871.03 and 20,471.49 is: 30,707.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,914.08 : 89,871.03 = 20,471.49 : x
  2. Step 2: Convert to fraction form
    59,914.08/89,871.03 = 20,471.49/x
  3. Step 3: Cross multiply
    59,914.08x = 89,871.03 × 20,471.49
  4. Step 4: Simplify right side
    59,914.08x = 1,839,793,891.93
  5. Step 5: Solve for x
    x = 1,839,793,891.93/59,914.08
  6. Step 6: Final answer
    x = 30,707.20

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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.