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Finding the Fourth Proportional to 196,875.65, 295,123.32 and 63,665.48

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Solution

The fourth proportional to 196,875.65, 295,123.32 and 63,665.48 is: 95,436.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,875.65 : 295,123.32 = 63,665.48 : x
  2. Step 2: Convert to fraction form
    196,875.65/295,123.32 = 63,665.48/x
  3. Step 3: Cross multiply
    196,875.65x = 295,123.32 × 63,665.48
  4. Step 4: Simplify right side
    196,875.65x = 18,789,166,351.38
  5. Step 5: Solve for x
    x = 18,789,166,351.38/196,875.65
  6. Step 6: Final answer
    x = 95,436.72

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1.5x scale

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.