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Finding the Fourth Proportional to 86,601.63, 119,466.22 and 52,601.07

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Solution

The fourth proportional to 86,601.63, 119,466.22 and 52,601.07 is: 72,562.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,601.63 : 119,466.22 = 52,601.07 : x
  2. Step 2: Convert to fraction form
    86,601.63/119,466.22 = 52,601.07/x
  3. Step 3: Cross multiply
    86,601.63x = 119,466.22 × 52,601.07
  4. Step 4: Simplify right side
    86,601.63x = 6,284,051,000.86
  5. Step 5: Solve for x
    x = 6,284,051,000.86/86,601.63
  6. Step 6: Final answer
    x = 72,562.73

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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.