Home / 62,768.42-94,166.90-20,648.93

Finding the Fourth Proportional to 62,768.42, 94,166.90 and 20,648.93

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Solution

The fourth proportional to 62,768.42, 94,166.90 and 20,648.93 is: 30,978.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,768.42 : 94,166.90 = 20,648.93 : x
  2. Step 2: Convert to fraction form
    62,768.42/94,166.90 = 20,648.93/x
  3. Step 3: Cross multiply
    62,768.42x = 94,166.90 × 20,648.93
  4. Step 4: Simplify right side
    62,768.42x = 1,944,445,345.92
  5. Step 5: Solve for x
    x = 1,944,445,345.92/62,768.42
  6. Step 6: Final answer
    x = 30,978.08

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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.