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Finding the Fourth Proportional to 169,498.40, 254,498.70 and 94,767.80

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Solution

The fourth proportional to 169,498.40, 254,498.70 and 94,767.80 is: 142,292.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,498.40 : 254,498.70 = 94,767.80 : x
  2. Step 2: Convert to fraction form
    169,498.40/254,498.70 = 94,767.80/x
  3. Step 3: Cross multiply
    169,498.40x = 254,498.70 × 94,767.80
  4. Step 4: Simplify right side
    169,498.40x = 24,118,281,901.86
  5. Step 5: Solve for x
    x = 24,118,281,901.86/169,498.40
  6. Step 6: Final answer
    x = 142,292.09

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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.