Home / 116,822.60-175,233.90-66,883.40

Finding the Fourth Proportional to 116,822.60, 175,233.90 and 66,883.40

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Solution

The fourth proportional to 116,822.60, 175,233.90 and 66,883.40 is: 100,325.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,822.60 : 175,233.90 = 66,883.40 : x
  2. Step 2: Convert to fraction form
    116,822.60/175,233.90 = 66,883.40/x
  3. Step 3: Cross multiply
    116,822.60x = 175,233.90 × 66,883.40
  4. Step 4: Simplify right side
    116,822.60x = 11,720,239,027.26
  5. Step 5: Solve for x
    x = 11,720,239,027.26/116,822.60
  6. Step 6: Final answer
    x = 100,325.10

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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.