Home / 246,500.13-369,791.09-86,534.60

Finding the Fourth Proportional to 246,500.13, 369,791.09 and 86,534.60

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Solution

The fourth proportional to 246,500.13, 369,791.09 and 86,534.60 is: 129,816.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,500.13 : 369,791.09 = 86,534.60 : x
  2. Step 2: Convert to fraction form
    246,500.13/369,791.09 = 86,534.60/x
  3. Step 3: Cross multiply
    246,500.13x = 369,791.09 × 86,534.60
  4. Step 4: Simplify right side
    246,500.13x = 31,999,724,056.71
  5. Step 5: Solve for x
    x = 31,999,724,056.71/246,500.13
  6. Step 6: Final answer
    x = 129,816.26

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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.