Home / 117,109.42-175,725.62-63,839.58

Finding the Fourth Proportional to 117,109.42, 175,725.62 and 63,839.58

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Solution

The fourth proportional to 117,109.42, 175,725.62 and 63,839.58 is: 95,792.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,109.42 : 175,725.62 = 63,839.58 : x
  2. Step 2: Convert to fraction form
    117,109.42/175,725.62 = 63,839.58/x
  3. Step 3: Cross multiply
    117,109.42x = 175,725.62 × 63,839.58
  4. Step 4: Simplify right side
    117,109.42x = 11,218,249,776.04
  5. Step 5: Solve for x
    x = 11,218,249,776.04/117,109.42
  6. Step 6: Final answer
    x = 95,792.89

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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.