Home / 196,502.65-294,816.24-70,140.09

Finding the Fourth Proportional to 196,502.65, 294,816.24 and 70,140.09

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Solution

The fourth proportional to 196,502.65, 294,816.24 and 70,140.09 is: 105,232.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,502.65 : 294,816.24 = 70,140.09 : x
  2. Step 2: Convert to fraction form
    196,502.65/294,816.24 = 70,140.09/x
  3. Step 3: Cross multiply
    196,502.65x = 294,816.24 × 70,140.09
  4. Step 4: Simplify right side
    196,502.65x = 20,678,437,607.06
  5. Step 5: Solve for x
    x = 20,678,437,607.06/196,502.65
  6. Step 6: Final answer
    x = 105,232.36

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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.