Home / 117,743.72-176,621.67-38,864.12

Finding the Fourth Proportional to 117,743.72, 176,621.67 and 38,864.12

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Solution

The fourth proportional to 117,743.72, 176,621.67 and 38,864.12 is: 58,298.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,743.72 : 176,621.67 = 38,864.12 : x
  2. Step 2: Convert to fraction form
    117,743.72/176,621.67 = 38,864.12/x
  3. Step 3: Cross multiply
    117,743.72x = 176,621.67 × 38,864.12
  4. Step 4: Simplify right side
    117,743.72x = 6,864,244,894.37
  5. Step 5: Solve for x
    x = 6,864,244,894.37/117,743.72
  6. Step 6: Final answer
    x = 58,298.19

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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.