Home / 50,360.81-69,497.87-28,857.53

Finding the Fourth Proportional to 50,360.81, 69,497.87 and 28,857.53

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Solution

The fourth proportional to 50,360.81, 69,497.87 and 28,857.53 is: 39,823.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,360.81 : 69,497.87 = 28,857.53 : x
  2. Step 2: Convert to fraction form
    50,360.81/69,497.87 = 28,857.53/x
  3. Step 3: Cross multiply
    50,360.81x = 69,497.87 × 28,857.53
  4. Step 4: Simplify right side
    50,360.81x = 2,005,536,897.92
  5. Step 5: Solve for x
    x = 2,005,536,897.92/50,360.81
  6. Step 6: Final answer
    x = 39,823.37

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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.