Home / 196,501.19-294,814.04-70,138.62

Finding the Fourth Proportional to 196,501.19, 294,814.04 and 70,138.62

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Solution

The fourth proportional to 196,501.19, 294,814.04 and 70,138.62 is: 105,230.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,501.19 : 294,814.04 = 70,138.62 : x
  2. Step 2: Convert to fraction form
    196,501.19/294,814.04 = 70,138.62/x
  3. Step 3: Cross multiply
    196,501.19x = 294,814.04 × 70,138.62
  4. Step 4: Simplify right side
    196,501.19x = 20,677,849,571.53
  5. Step 5: Solve for x
    x = 20,677,849,571.53/196,501.19
  6. Step 6: Final answer
    x = 105,230.15

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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.