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Finding the Fourth Proportional to 96,641.34, 133,333.61 and 54,191.67

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Solution

The fourth proportional to 96,641.34, 133,333.61 and 54,191.67 is: 74,766.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,641.34 : 133,333.61 = 54,191.67 : x
  2. Step 2: Convert to fraction form
    96,641.34/133,333.61 = 54,191.67/x
  3. Step 3: Cross multiply
    96,641.34x = 133,333.61 × 54,191.67
  4. Step 4: Simplify right side
    96,641.34x = 7,225,570,722.07
  5. Step 5: Solve for x
    x = 7,225,570,722.07/96,641.34
  6. Step 6: Final answer
    x = 74,766.87

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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.