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Finding the Fourth Proportional to 114,024.84, 157,369.14 and 63,734.28

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Solution

The fourth proportional to 114,024.84, 157,369.14 and 63,734.28 is: 87,961.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,024.84 : 157,369.14 = 63,734.28 : x
  2. Step 2: Convert to fraction form
    114,024.84/157,369.14 = 63,734.28/x
  3. Step 3: Cross multiply
    114,024.84x = 157,369.14 × 63,734.28
  4. Step 4: Simplify right side
    114,024.84x = 10,029,808,832.12
  5. Step 5: Solve for x
    x = 10,029,808,832.12/114,024.84
  6. Step 6: Final answer
    x = 87,961.61

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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.