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Finding the Fourth Proportional to 169,679.40, 254,357.10 and 63,034.80

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Solution

The fourth proportional to 169,679.40, 254,357.10 and 63,034.80 is: 94,492.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,679.40 : 254,357.10 = 63,034.80 : x
  2. Step 2: Convert to fraction form
    169,679.40/254,357.10 = 63,034.80/x
  3. Step 3: Cross multiply
    169,679.40x = 254,357.10 × 63,034.80
  4. Step 4: Simplify right side
    169,679.40x = 16,033,348,927.08
  5. Step 5: Solve for x
    x = 16,033,348,927.08/169,679.40
  6. Step 6: Final answer
    x = 94,492.02

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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.