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Finding the Fourth Proportional to 171,702.65, 236,716.53 and 144,798.00

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Solution

The fourth proportional to 171,702.65, 236,716.53 and 144,798.00 is: 199,624.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,702.65 : 236,716.53 = 144,798.00 : x
  2. Step 2: Convert to fraction form
    171,702.65/236,716.53 = 144,798.00/x
  3. Step 3: Cross multiply
    171,702.65x = 236,716.53 × 144,798.00
  4. Step 4: Simplify right side
    171,702.65x = 34,276,078,680.26
  5. Step 5: Solve for x
    x = 34,276,078,680.26/171,702.65
  6. Step 6: Final answer
    x = 199,624.63

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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.