Home / 106,443.40-159,665.10-94,462.60

Finding the Fourth Proportional to 106,443.40, 159,665.10 and 94,462.60

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Solution

The fourth proportional to 106,443.40, 159,665.10 and 94,462.60 is: 141,693.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,443.40 : 159,665.10 = 94,462.60 : x
  2. Step 2: Convert to fraction form
    106,443.40/159,665.10 = 94,462.60/x
  3. Step 3: Cross multiply
    106,443.40x = 159,665.10 × 94,462.60
  4. Step 4: Simplify right side
    106,443.40x = 15,082,380,475.26
  5. Step 5: Solve for x
    x = 15,082,380,475.26/106,443.40
  6. Step 6: Final answer
    x = 141,693.90

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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.