Home / 178,983.44-246,997.60-102,503.76

Finding the Fourth Proportional to 178,983.44, 246,997.60 and 102,503.76

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Solution

The fourth proportional to 178,983.44, 246,997.60 and 102,503.76 is: 141,455.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,983.44 : 246,997.60 = 102,503.76 : x
  2. Step 2: Convert to fraction form
    178,983.44/246,997.60 = 102,503.76/x
  3. Step 3: Cross multiply
    178,983.44x = 246,997.60 × 102,503.76
  4. Step 4: Simplify right side
    178,983.44x = 25,318,182,710.98
  5. Step 5: Solve for x
    x = 25,318,182,710.98/178,983.44
  6. Step 6: Final answer
    x = 141,455.45

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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.