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Finding the Fourth Proportional to 114,385.26, 157,847.48 and 69,058.98

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Solution

The fourth proportional to 114,385.26, 157,847.48 and 69,058.98 is: 95,298.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,385.26 : 157,847.48 = 69,058.98 : x
  2. Step 2: Convert to fraction form
    114,385.26/157,847.48 = 69,058.98/x
  3. Step 3: Cross multiply
    114,385.26x = 157,847.48 × 69,058.98
  4. Step 4: Simplify right side
    114,385.26x = 10,900,786,266.50
  5. Step 5: Solve for x
    x = 10,900,786,266.50/114,385.26
  6. Step 6: Final answer
    x = 95,298.87

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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.