Home / 86,938.82-119,977.08-48,698.03

Finding the Fourth Proportional to 86,938.82, 119,977.08 and 48,698.03

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Solution

The fourth proportional to 86,938.82, 119,977.08 and 48,698.03 is: 67,204.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,938.82 : 119,977.08 = 48,698.03 : x
  2. Step 2: Convert to fraction form
    86,938.82/119,977.08 = 48,698.03/x
  3. Step 3: Cross multiply
    86,938.82x = 119,977.08 × 48,698.03
  4. Step 4: Simplify right side
    86,938.82x = 5,842,647,157.53
  5. Step 5: Solve for x
    x = 5,842,647,157.53/86,938.82
  6. Step 6: Final answer
    x = 67,204.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.