Home / 196,528.18-294,719.75-70,134.62

Finding the Fourth Proportional to 196,528.18, 294,719.75 and 70,134.62

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Solution

The fourth proportional to 196,528.18, 294,719.75 and 70,134.62 is: 105,176.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,528.18 : 294,719.75 = 70,134.62 : x
  2. Step 2: Convert to fraction form
    196,528.18/294,719.75 = 70,134.62/x
  3. Step 3: Cross multiply
    196,528.18x = 294,719.75 × 70,134.62
  4. Step 4: Simplify right side
    196,528.18x = 20,670,057,672.75
  5. Step 5: Solve for x
    x = 20,670,057,672.75/196,528.18
  6. Step 6: Final answer
    x = 105,176.05

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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.