Home / 86,944.04-130,297.74-36,961.32

Finding the Fourth Proportional to 86,944.04, 130,297.74 and 36,961.32

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Solution

The fourth proportional to 86,944.04, 130,297.74 and 36,961.32 is: 55,391.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,944.04 : 130,297.74 = 36,961.32 : x
  2. Step 2: Convert to fraction form
    86,944.04/130,297.74 = 36,961.32/x
  3. Step 3: Cross multiply
    86,944.04x = 130,297.74 × 36,961.32
  4. Step 4: Simplify right side
    86,944.04x = 4,815,976,463.42
  5. Step 5: Solve for x
    x = 4,815,976,463.42/86,944.04
  6. Step 6: Final answer
    x = 55,391.68

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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.