Home / 262,280.27-393,372.39-70,157.18

Finding the Fourth Proportional to 262,280.27, 393,372.39 and 70,157.18

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Solution

The fourth proportional to 262,280.27, 393,372.39 and 70,157.18 is: 105,222.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,280.27 : 393,372.39 = 70,157.18 : x
  2. Step 2: Convert to fraction form
    262,280.27/393,372.39 = 70,157.18/x
  3. Step 3: Cross multiply
    262,280.27x = 393,372.39 × 70,157.18
  4. Step 4: Simplify right side
    262,280.27x = 27,597,895,605.40
  5. Step 5: Solve for x
    x = 27,597,895,605.40/262,280.27
  6. Step 6: Final answer
    x = 105,222.92

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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.