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Finding the Fourth Proportional to 65,300.75, 97,951.11 and 43,108.93

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Solution

The fourth proportional to 65,300.75, 97,951.11 and 43,108.93 is: 64,663.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,300.75 : 97,951.11 = 43,108.93 : x
  2. Step 2: Convert to fraction form
    65,300.75/97,951.11 = 43,108.93/x
  3. Step 3: Cross multiply
    65,300.75x = 97,951.11 × 43,108.93
  4. Step 4: Simplify right side
    65,300.75x = 4,222,567,544.41
  5. Step 5: Solve for x
    x = 4,222,567,544.41/65,300.75
  6. Step 6: Final answer
    x = 64,663.39

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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.