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Finding the Fourth Proportional to 180,179.68, 248,652.56 and 99,608.44

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Solution

The fourth proportional to 180,179.68, 248,652.56 and 99,608.44 is: 137,462.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,179.68 : 248,652.56 = 99,608.44 : x
  2. Step 2: Convert to fraction form
    180,179.68/248,652.56 = 99,608.44/x
  3. Step 3: Cross multiply
    180,179.68x = 248,652.56 × 99,608.44
  4. Step 4: Simplify right side
    180,179.68x = 24,767,893,603.61
  5. Step 5: Solve for x
    x = 24,767,893,603.61/180,179.68
  6. Step 6: Final answer
    x = 137,462.19

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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.