Home / 86,270.04-119,046.24-48,537

Finding the Fourth Proportional to 86,270.04, 119,046.24 and 48,537

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Solution

The fourth proportional to 86,270.04, 119,046.24 and 48,537 is: 66,977.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,270.04 : 119,046.24 = 48,537 : x
  2. Step 2: Convert to fraction form
    86,270.04/119,046.24 = 48,537/x
  3. Step 3: Cross multiply
    86,270.04x = 119,046.24 × 48,537
  4. Step 4: Simplify right side
    86,270.04x = 5,778,147,350.88
  5. Step 5: Solve for x
    x = 5,778,147,350.88/86,270.04
  6. Step 6: Final answer
    x = 66,977.45

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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.