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Finding the Fourth Proportional to 62,914.04, 86,818.86 and 34,616.60

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Solution

The fourth proportional to 62,914.04, 86,818.86 and 34,616.60 is: 47,769.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,914.04 : 86,818.86 = 34,616.60 : x
  2. Step 2: Convert to fraction form
    62,914.04/86,818.86 = 34,616.60/x
  3. Step 3: Cross multiply
    62,914.04x = 86,818.86 × 34,616.60
  4. Step 4: Simplify right side
    62,914.04x = 3,005,373,749.08
  5. Step 5: Solve for x
    x = 3,005,373,749.08/62,914.04
  6. Step 6: Final answer
    x = 47,769.52

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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.