Home / 56,333.73-77,740.55-31,183.23

Finding the Fourth Proportional to 56,333.73, 77,740.55 and 31,183.23

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Solution

The fourth proportional to 56,333.73, 77,740.55 and 31,183.23 is: 43,032.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,333.73 : 77,740.55 = 31,183.23 : x
  2. Step 2: Convert to fraction form
    56,333.73/77,740.55 = 31,183.23/x
  3. Step 3: Cross multiply
    56,333.73x = 77,740.55 × 31,183.23
  4. Step 4: Simplify right side
    56,333.73x = 2,424,201,450.98
  5. Step 5: Solve for x
    x = 2,424,201,450.98/56,333.73
  6. Step 6: Final answer
    x = 43,032.86

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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.