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Finding the Fourth Proportional to 123,065.20, 184,597.80 and 44,187.40

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Solution

The fourth proportional to 123,065.20, 184,597.80 and 44,187.40 is: 66,281.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,065.20 : 184,597.80 = 44,187.40 : x
  2. Step 2: Convert to fraction form
    123,065.20/184,597.80 = 44,187.40/x
  3. Step 3: Cross multiply
    123,065.20x = 184,597.80 × 44,187.40
  4. Step 4: Simplify right side
    123,065.20x = 8,156,896,827.72
  5. Step 5: Solve for x
    x = 8,156,896,827.72/123,065.20
  6. Step 6: Final answer
    x = 66,281.10

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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.