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Finding the Fourth Proportional to 114,737.50, 158,334.31 and 63,750.03

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Solution

The fourth proportional to 114,737.50, 158,334.31 and 63,750.03 is: 87,973.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,737.50 : 158,334.31 = 63,750.03 : x
  2. Step 2: Convert to fraction form
    114,737.50/158,334.31 = 63,750.03/x
  3. Step 3: Cross multiply
    114,737.50x = 158,334.31 × 63,750.03
  4. Step 4: Simplify right side
    114,737.50x = 10,093,817,012.53
  5. Step 5: Solve for x
    x = 10,093,817,012.53/114,737.50
  6. Step 6: Final answer
    x = 87,973.13

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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.