Home / 54,037.14-74,570.96-31,381.70

Finding the Fourth Proportional to 54,037.14, 74,570.96 and 31,381.70

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Solution

The fourth proportional to 54,037.14, 74,570.96 and 31,381.70 is: 43,306.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,037.14 : 74,570.96 = 31,381.70 : x
  2. Step 2: Convert to fraction form
    54,037.14/74,570.96 = 31,381.70/x
  3. Step 3: Cross multiply
    54,037.14x = 74,570.96 × 31,381.70
  4. Step 4: Simplify right side
    54,037.14x = 2,340,163,495.43
  5. Step 5: Solve for x
    x = 2,340,163,495.43/54,037.14
  6. Step 6: Final answer
    x = 43,306.58

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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.