Home / 110,963.14-153,120.84-63,207.16

Finding the Fourth Proportional to 110,963.14, 153,120.84 and 63,207.16

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Solution

The fourth proportional to 110,963.14, 153,120.84 and 63,207.16 is: 87,221.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,963.14 : 153,120.84 = 63,207.16 : x
  2. Step 2: Convert to fraction form
    110,963.14/153,120.84 = 63,207.16/x
  3. Step 3: Cross multiply
    110,963.14x = 153,120.84 × 63,207.16
  4. Step 4: Simplify right side
    110,963.14x = 9,678,333,433.21
  5. Step 5: Solve for x
    x = 9,678,333,433.21/110,963.14
  6. Step 6: Final answer
    x = 87,221.16

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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.