Home / 196,117.60-293,898.29-82,142.62

Finding the Fourth Proportional to 196,117.60, 293,898.29 and 82,142.62

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Solution

The fourth proportional to 196,117.60, 293,898.29 and 82,142.62 is: 123,097.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,117.60 : 293,898.29 = 82,142.62 : x
  2. Step 2: Convert to fraction form
    196,117.60/293,898.29 = 82,142.62/x
  3. Step 3: Cross multiply
    196,117.60x = 293,898.29 × 82,142.62
  4. Step 4: Simplify right side
    196,117.60x = 24,141,575,554.12
  5. Step 5: Solve for x
    x = 24,141,575,554.12/196,117.60
  6. Step 6: Final answer
    x = 123,097.45

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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.