Home / 196,710.38-294,993.28-70,316.52

Finding the Fourth Proportional to 196,710.38, 294,993.28 and 70,316.52

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Solution

The fourth proportional to 196,710.38, 294,993.28 and 70,316.52 is: 105,448.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,710.38 : 294,993.28 = 70,316.52 : x
  2. Step 2: Convert to fraction form
    196,710.38/294,993.28 = 70,316.52/x
  3. Step 3: Cross multiply
    196,710.38x = 294,993.28 × 70,316.52
  4. Step 4: Simplify right side
    196,710.38x = 20,742,900,872.99
  5. Step 5: Solve for x
    x = 20,742,900,872.99/196,710.38
  6. Step 6: Final answer
    x = 105,448.94

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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.