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Finding the Fourth Proportional to 76,319.70, 114,490.35 and 23,723.70

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Solution

The fourth proportional to 76,319.70, 114,490.35 and 23,723.70 is: 35,588.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,319.70 : 114,490.35 = 23,723.70 : x
  2. Step 2: Convert to fraction form
    76,319.70/114,490.35 = 23,723.70/x
  3. Step 3: Cross multiply
    76,319.70x = 114,490.35 × 23,723.70
  4. Step 4: Simplify right side
    76,319.70x = 2,716,134,716.30
  5. Step 5: Solve for x
    x = 2,716,134,716.30/76,319.70
  6. Step 6: Final answer
    x = 35,588.91

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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.