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Finding the Fourth Proportional to 86,600.63, 119,464.84 and 52,600.07

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Solution

The fourth proportional to 86,600.63, 119,464.84 and 52,600.07 is: 72,561.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,600.63 : 119,464.84 = 52,600.07 : x
  2. Step 2: Convert to fraction form
    86,600.63/119,464.84 = 52,600.07/x
  3. Step 3: Cross multiply
    86,600.63x = 119,464.84 × 52,600.07
  4. Step 4: Simplify right side
    86,600.63x = 6,283,858,946.54
  5. Step 5: Solve for x
    x = 6,283,858,946.54/86,600.63
  6. Step 6: Final answer
    x = 72,561.35

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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.