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Finding the Fourth Proportional to 162,376.65, 223,934.63 and 101,952.95

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Solution

The fourth proportional to 162,376.65, 223,934.63 and 101,952.95 is: 140,603.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,376.65 : 223,934.63 = 101,952.95 : x
  2. Step 2: Convert to fraction form
    162,376.65/223,934.63 = 101,952.95/x
  3. Step 3: Cross multiply
    162,376.65x = 223,934.63 × 101,952.95
  4. Step 4: Simplify right side
    162,376.65x = 22,830,794,506.22
  5. Step 5: Solve for x
    x = 22,830,794,506.22/162,376.65
  6. Step 6: Final answer
    x = 140,603.93

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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.