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Finding the Fourth Proportional to 174,311.92, 240,518.46 and 117,034.39

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Solution

The fourth proportional to 174,311.92, 240,518.46 and 117,034.39 is: 161,485.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,311.92 : 240,518.46 = 117,034.39 : x
  2. Step 2: Convert to fraction form
    174,311.92/240,518.46 = 117,034.39/x
  3. Step 3: Cross multiply
    174,311.92x = 240,518.46 × 117,034.39
  4. Step 4: Simplify right side
    174,311.92x = 28,148,931,249.84
  5. Step 5: Solve for x
    x = 28,148,931,249.84/174,311.92
  6. Step 6: Final answer
    x = 161,485.98

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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.