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Finding the Fourth Proportional to 199,095.98, 274,752.82 and 118,526.30

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Solution

The fourth proportional to 199,095.98, 274,752.82 and 118,526.30 is: 163,566.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,095.98 : 274,752.82 = 118,526.30 : x
  2. Step 2: Convert to fraction form
    199,095.98/274,752.82 = 118,526.30/x
  3. Step 3: Cross multiply
    199,095.98x = 274,752.82 × 118,526.30
  4. Step 4: Simplify right side
    199,095.98x = 32,565,435,169.17
  5. Step 5: Solve for x
    x = 32,565,435,169.17/199,095.98
  6. Step 6: Final answer
    x = 163,566.51

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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.