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Finding the Fourth Proportional to 237,313.10, 355,969.65 and 71,101.10

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Solution

The fourth proportional to 237,313.10, 355,969.65 and 71,101.10 is: 106,651.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,313.10 : 355,969.65 = 71,101.10 : x
  2. Step 2: Convert to fraction form
    237,313.10/355,969.65 = 71,101.10/x
  3. Step 3: Cross multiply
    237,313.10x = 355,969.65 × 71,101.10
  4. Step 4: Simplify right side
    237,313.10x = 25,309,833,681.62
  5. Step 5: Solve for x
    x = 25,309,833,681.62/237,313.10
  6. Step 6: Final answer
    x = 106,651.65

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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.