Home / 142,522.62-196,595.50-94,125

Finding the Fourth Proportional to 142,522.62, 196,595.50 and 94,125

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Solution

The fourth proportional to 142,522.62, 196,595.50 and 94,125 is: 129,835.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,522.62 : 196,595.50 = 94,125 : x
  2. Step 2: Convert to fraction form
    142,522.62/196,595.50 = 94,125/x
  3. Step 3: Cross multiply
    142,522.62x = 196,595.50 × 94,125
  4. Step 4: Simplify right side
    142,522.62x = 18,504,551,437.50
  5. Step 5: Solve for x
    x = 18,504,551,437.50/142,522.62
  6. Step 6: Final answer
    x = 129,835.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.