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Finding the Fourth Proportional to 174,494.60, 240,803.70 and 99,044.36

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Solution

The fourth proportional to 174,494.60, 240,803.70 and 99,044.36 is: 136,681.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,494.60 : 240,803.70 = 99,044.36 : x
  2. Step 2: Convert to fraction form
    174,494.60/240,803.70 = 99,044.36/x
  3. Step 3: Cross multiply
    174,494.60x = 240,803.70 × 99,044.36
  4. Step 4: Simplify right side
    174,494.60x = 23,850,248,352.13
  5. Step 5: Solve for x
    x = 23,850,248,352.13/174,494.60
  6. Step 6: Final answer
    x = 136,681.87

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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.