Home / 116,837.80-175,371.90-57,740.20

Finding the Fourth Proportional to 116,837.80, 175,371.90 and 57,740.20

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Solution

The fourth proportional to 116,837.80, 175,371.90 and 57,740.20 is: 86,667.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,837.80 : 175,371.90 = 57,740.20 : x
  2. Step 2: Convert to fraction form
    116,837.80/175,371.90 = 57,740.20/x
  3. Step 3: Cross multiply
    116,837.80x = 175,371.90 × 57,740.20
  4. Step 4: Simplify right side
    116,837.80x = 10,126,008,580.38
  5. Step 5: Solve for x
    x = 10,126,008,580.38/116,837.80
  6. Step 6: Final answer
    x = 86,667.23

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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.