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Finding the Fourth Proportional to 96,416.45, 133,054.70 and 58,690.70

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Solution

The fourth proportional to 96,416.45, 133,054.70 and 58,690.70 is: 80,993.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,416.45 : 133,054.70 = 58,690.70 : x
  2. Step 2: Convert to fraction form
    96,416.45/133,054.70 = 58,690.70/x
  3. Step 3: Cross multiply
    96,416.45x = 133,054.70 × 58,690.70
  4. Step 4: Simplify right side
    96,416.45x = 7,809,072,522.56
  5. Step 5: Solve for x
    x = 7,809,072,522.56/96,416.45
  6. Step 6: Final answer
    x = 80,993.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.