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Finding the Fourth Proportional to 180,040.56, 270,060.92 and 46,920.48

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Solution

The fourth proportional to 180,040.56, 270,060.92 and 46,920.48 is: 70,380.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,040.56 : 270,060.92 = 46,920.48 : x
  2. Step 2: Convert to fraction form
    180,040.56/270,060.92 = 46,920.48/x
  3. Step 3: Cross multiply
    180,040.56x = 270,060.92 × 46,920.48
  4. Step 4: Simplify right side
    180,040.56x = 12,671,387,995.64
  5. Step 5: Solve for x
    x = 12,671,387,995.64/180,040.56
  6. Step 6: Final answer
    x = 70,380.74

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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.