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Finding the Fourth Proportional to 114,566.66, 171,808.98 and 39,666.70

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Solution

The fourth proportional to 114,566.66, 171,808.98 and 39,666.70 is: 59,485.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,566.66 : 171,808.98 = 39,666.70 : x
  2. Step 2: Convert to fraction form
    114,566.66/171,808.98 = 39,666.70/x
  3. Step 3: Cross multiply
    114,566.66x = 171,808.98 × 39,666.70
  4. Step 4: Simplify right side
    114,566.66x = 6,815,095,266.97
  5. Step 5: Solve for x
    x = 6,815,095,266.97/114,566.66
  6. Step 6: Final answer
    x = 59,485.85

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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.