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Finding the Fourth Proportional to 102,367.22, 153,717.51 and 63,173.48

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Solution

The fourth proportional to 102,367.22, 153,717.51 and 63,173.48 is: 94,863.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,367.22 : 153,717.51 = 63,173.48 : x
  2. Step 2: Convert to fraction form
    102,367.22/153,717.51 = 63,173.48/x
  3. Step 3: Cross multiply
    102,367.22x = 153,717.51 × 63,173.48
  4. Step 4: Simplify right side
    102,367.22x = 9,710,870,043.63
  5. Step 5: Solve for x
    x = 9,710,870,043.63/102,367.22
  6. Step 6: Final answer
    x = 94,863.08

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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.