Home / 154,514.49-231,356.45-98,048.88

Finding the Fourth Proportional to 154,514.49, 231,356.45 and 98,048.88

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Solution

The fourth proportional to 154,514.49, 231,356.45 and 98,048.88 is: 146,809.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,514.49 : 231,356.45 = 98,048.88 : x
  2. Step 2: Convert to fraction form
    154,514.49/231,356.45 = 98,048.88/x
  3. Step 3: Cross multiply
    154,514.49x = 231,356.45 × 98,048.88
  4. Step 4: Simplify right side
    154,514.49x = 22,684,241,048.40
  5. Step 5: Solve for x
    x = 22,684,241,048.40/154,514.49
  6. Step 6: Final answer
    x = 146,809.80

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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.