Home / 52,895.90-72,998.62-31,671.11

Finding the Fourth Proportional to 52,895.90, 72,998.62 and 31,671.11

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Solution

The fourth proportional to 52,895.90, 72,998.62 and 31,671.11 is: 43,707.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,895.90 : 72,998.62 = 31,671.11 : x
  2. Step 2: Convert to fraction form
    52,895.90/72,998.62 = 31,671.11/x
  3. Step 3: Cross multiply
    52,895.90x = 72,998.62 × 31,671.11
  4. Step 4: Simplify right side
    52,895.90x = 2,311,946,879.70
  5. Step 5: Solve for x
    x = 2,311,946,879.70/52,895.90
  6. Step 6: Final answer
    x = 43,707.49

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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.