Home / 52,037.73-71,813.81-31,890.72

Finding the Fourth Proportional to 52,037.73, 71,813.81 and 31,890.72

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Solution

The fourth proportional to 52,037.73, 71,813.81 and 31,890.72 is: 44,010.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,037.73 : 71,813.81 = 31,890.72 : x
  2. Step 2: Convert to fraction form
    52,037.73/71,813.81 = 31,890.72/x
  3. Step 3: Cross multiply
    52,037.73x = 71,813.81 × 31,890.72
  4. Step 4: Simplify right side
    52,037.73x = 2,290,194,332.46
  5. Step 5: Solve for x
    x = 2,290,194,332.46/52,037.73
  6. Step 6: Final answer
    x = 44,010.26

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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.