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Finding the Fourth Proportional to 175,055.60, 262,583.40 and 104,898.80

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Solution

The fourth proportional to 175,055.60, 262,583.40 and 104,898.80 is: 157,348.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,055.60 : 262,583.40 = 104,898.80 : x
  2. Step 2: Convert to fraction form
    175,055.60/262,583.40 = 104,898.80/x
  3. Step 3: Cross multiply
    175,055.60x = 262,583.40 × 104,898.80
  4. Step 4: Simplify right side
    175,055.60x = 27,544,683,559.92
  5. Step 5: Solve for x
    x = 27,544,683,559.92/175,055.60
  6. Step 6: Final answer
    x = 157,348.20

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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.