Home / 49,510.96-68,209.62-40,505.98

Finding the Fourth Proportional to 49,510.96, 68,209.62 and 40,505.98

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Solution

The fourth proportional to 49,510.96, 68,209.62 and 40,505.98 is: 55,803.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,510.96 : 68,209.62 = 40,505.98 : x
  2. Step 2: Convert to fraction form
    49,510.96/68,209.62 = 40,505.98/x
  3. Step 3: Cross multiply
    49,510.96x = 68,209.62 × 40,505.98
  4. Step 4: Simplify right side
    49,510.96x = 2,762,897,503.53
  5. Step 5: Solve for x
    x = 2,762,897,503.53/49,510.96
  6. Step 6: Final answer
    x = 55,803.76

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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.