Home / 178,022.04-245,653.74-106,387.80

Finding the Fourth Proportional to 178,022.04, 245,653.74 and 106,387.80

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Solution

The fourth proportional to 178,022.04, 245,653.74 and 106,387.80 is: 146,805.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,022.04 : 245,653.74 = 106,387.80 : x
  2. Step 2: Convert to fraction form
    178,022.04/245,653.74 = 106,387.80/x
  3. Step 3: Cross multiply
    178,022.04x = 245,653.74 × 106,387.80
  4. Step 4: Simplify right side
    178,022.04x = 26,134,560,960.37
  5. Step 5: Solve for x
    x = 26,134,560,960.37/178,022.04
  6. Step 6: Final answer
    x = 146,805.20

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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.