Home / 86,914.54-130,398.07-36,338.14

Finding the Fourth Proportional to 86,914.54, 130,398.07 and 36,338.14

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Solution

The fourth proportional to 86,914.54, 130,398.07 and 36,338.14 is: 54,518.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,914.54 : 130,398.07 = 36,338.14 : x
  2. Step 2: Convert to fraction form
    86,914.54/130,398.07 = 36,338.14/x
  3. Step 3: Cross multiply
    86,914.54x = 130,398.07 × 36,338.14
  4. Step 4: Simplify right side
    86,914.54x = 4,738,423,323.39
  5. Step 5: Solve for x
    x = 4,738,423,323.39/86,914.54
  6. Step 6: Final answer
    x = 54,518.19

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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.