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Finding the Fourth Proportional to 154,880.80, 232,405.80 and 60,114.70

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Solution

The fourth proportional to 154,880.80, 232,405.80 and 60,114.70 is: 90,204.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,880.80 : 232,405.80 = 60,114.70 : x
  2. Step 2: Convert to fraction form
    154,880.80/232,405.80 = 60,114.70/x
  3. Step 3: Cross multiply
    154,880.80x = 232,405.80 × 60,114.70
  4. Step 4: Simplify right side
    154,880.80x = 13,971,004,945.26
  5. Step 5: Solve for x
    x = 13,971,004,945.26/154,880.80
  6. Step 6: Final answer
    x = 90,204.89

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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.