Home / 92,930.14-139,345.80-36,767.98

Finding the Fourth Proportional to 92,930.14, 139,345.80 and 36,767.98

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Solution

The fourth proportional to 92,930.14, 139,345.80 and 36,767.98 is: 55,132.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,930.14 : 139,345.80 = 36,767.98 : x
  2. Step 2: Convert to fraction form
    92,930.14/139,345.80 = 36,767.98/x
  3. Step 3: Cross multiply
    92,930.14x = 139,345.80 × 36,767.98
  4. Step 4: Simplify right side
    92,930.14x = 5,123,463,587.48
  5. Step 5: Solve for x
    x = 5,123,463,587.48/92,930.14
  6. Step 6: Final answer
    x = 55,132.42

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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.