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Finding the Fourth Proportional to 195,552.30, 292,810.05 and 154,080.30

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Solution

The fourth proportional to 195,552.30, 292,810.05 and 154,080.30 is: 230,711.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,552.30 : 292,810.05 = 154,080.30 : x
  2. Step 2: Convert to fraction form
    195,552.30/292,810.05 = 154,080.30/x
  3. Step 3: Cross multiply
    195,552.30x = 292,810.05 × 154,080.30
  4. Step 4: Simplify right side
    195,552.30x = 45,116,260,347.02
  5. Step 5: Solve for x
    x = 45,116,260,347.02/195,552.30
  6. Step 6: Final answer
    x = 230,711.99

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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.