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Finding the Fourth Proportional to 114,271.75, 157,695.02 and 69,559.75

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Solution

The fourth proportional to 114,271.75, 157,695.02 and 69,559.75 is: 95,992.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,271.75 : 157,695.02 = 69,559.75 : x
  2. Step 2: Convert to fraction form
    114,271.75/157,695.02 = 69,559.75/x
  3. Step 3: Cross multiply
    114,271.75x = 157,695.02 × 69,559.75
  4. Step 4: Simplify right side
    114,271.75x = 10,969,226,167.45
  5. Step 5: Solve for x
    x = 10,969,226,167.45/114,271.75
  6. Step 6: Final answer
    x = 95,992.46

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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.