Home / 116,727.60-175,091.40-109,815.60

Finding the Fourth Proportional to 116,727.60, 175,091.40 and 109,815.60

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Solution

The fourth proportional to 116,727.60, 175,091.40 and 109,815.60 is: 164,723.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,727.60 : 175,091.40 = 109,815.60 : x
  2. Step 2: Convert to fraction form
    116,727.60/175,091.40 = 109,815.60/x
  3. Step 3: Cross multiply
    116,727.60x = 175,091.40 × 109,815.60
  4. Step 4: Simplify right side
    116,727.60x = 19,227,767,145.84
  5. Step 5: Solve for x
    x = 19,227,767,145.84/116,727.60
  6. Step 6: Final answer
    x = 164,723.40

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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.