Home / 40,570.20-60,848.37-10,981.13

Finding the Fourth Proportional to 40,570.20, 60,848.37 and 10,981.13

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Solution

The fourth proportional to 40,570.20, 60,848.37 and 10,981.13 is: 16,469.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,570.20 : 60,848.37 = 10,981.13 : x
  2. Step 2: Convert to fraction form
    40,570.20/60,848.37 = 10,981.13/x
  3. Step 3: Cross multiply
    40,570.20x = 60,848.37 × 10,981.13
  4. Step 4: Simplify right side
    40,570.20x = 668,183,557.02
  5. Step 5: Solve for x
    x = 668,183,557.02/40,570.20
  6. Step 6: Final answer
    x = 16,469.81

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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.