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Finding the Fourth Proportional to 101,683.98, 152,529.18 and 35,127.90

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Solution

The fourth proportional to 101,683.98, 152,529.18 and 35,127.90 is: 52,692.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,683.98 : 152,529.18 = 35,127.90 : x
  2. Step 2: Convert to fraction form
    101,683.98/152,529.18 = 35,127.90/x
  3. Step 3: Cross multiply
    101,683.98x = 152,529.18 × 35,127.90
  4. Step 4: Simplify right side
    101,683.98x = 5,358,029,782.12
  5. Step 5: Solve for x
    x = 5,358,029,782.12/101,683.98
  6. Step 6: Final answer
    x = 52,692.96

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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.