Home / 53,605.53-74,314.46-50,761.64

Finding the Fourth Proportional to 53,605.53, 74,314.46 and 50,761.64

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Solution

The fourth proportional to 53,605.53, 74,314.46 and 50,761.64 is: 70,371.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,605.53 : 74,314.46 = 50,761.64 : x
  2. Step 2: Convert to fraction form
    53,605.53/74,314.46 = 50,761.64/x
  3. Step 3: Cross multiply
    53,605.53x = 74,314.46 × 50,761.64
  4. Step 4: Simplify right side
    53,605.53x = 3,772,323,239.93
  5. Step 5: Solve for x
    x = 3,772,323,239.93/53,605.53
  6. Step 6: Final answer
    x = 70,371.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.