Home / 62,922.96-94,442.78-31,780.08

Finding the Fourth Proportional to 62,922.96, 94,442.78 and 31,780.08

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Solution

The fourth proportional to 62,922.96, 94,442.78 and 31,780.08 is: 47,699.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,922.96 : 94,442.78 = 31,780.08 : x
  2. Step 2: Convert to fraction form
    62,922.96/94,442.78 = 31,780.08/x
  3. Step 3: Cross multiply
    62,922.96x = 94,442.78 × 31,780.08
  4. Step 4: Simplify right side
    62,922.96x = 3,001,399,103.82
  5. Step 5: Solve for x
    x = 3,001,399,103.82/62,922.96
  6. Step 6: Final answer
    x = 47,699.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.