Home / 246,418.48-369,673.34-77,981.20

Finding the Fourth Proportional to 246,418.48, 369,673.34 and 77,981.20

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Solution

The fourth proportional to 246,418.48, 369,673.34 and 77,981.20 is: 116,986.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,418.48 : 369,673.34 = 77,981.20 : x
  2. Step 2: Convert to fraction form
    246,418.48/369,673.34 = 77,981.20/x
  3. Step 3: Cross multiply
    246,418.48x = 369,673.34 × 77,981.20
  4. Step 4: Simplify right side
    246,418.48x = 28,827,570,661.21
  5. Step 5: Solve for x
    x = 28,827,570,661.21/246,418.48
  6. Step 6: Final answer
    x = 116,986.24

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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.