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Finding the Fourth Proportional to 133,856.00, 200,719.40 and 77,710.23

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Solution

The fourth proportional to 133,856.00, 200,719.40 and 77,710.23 is: 116,527.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,856.00 : 200,719.40 = 77,710.23 : x
  2. Step 2: Convert to fraction form
    133,856.00/200,719.40 = 77,710.23/x
  3. Step 3: Cross multiply
    133,856.00x = 200,719.40 × 77,710.23
  4. Step 4: Simplify right side
    133,856.00x = 15,597,950,350.91
  5. Step 5: Solve for x
    x = 15,597,950,350.91/133,856.00
  6. Step 6: Final answer
    x = 116,527.84

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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.