Home / 110,966.64-153,138.78-62,584.80

Finding the Fourth Proportional to 110,966.64, 153,138.78 and 62,584.80

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Solution

The fourth proportional to 110,966.64, 153,138.78 and 62,584.80 is: 86,369.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,966.64 : 153,138.78 = 62,584.80 : x
  2. Step 2: Convert to fraction form
    110,966.64/153,138.78 = 62,584.80/x
  3. Step 3: Cross multiply
    110,966.64x = 153,138.78 × 62,584.80
  4. Step 4: Simplify right side
    110,966.64x = 9,584,159,918.54
  5. Step 5: Solve for x
    x = 9,584,159,918.54/110,966.64
  6. Step 6: Final answer
    x = 86,369.74

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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.