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Finding the Fourth Proportional to 202,154.20, 302,995.50 and 152,073.26

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Solution

The fourth proportional to 202,154.20, 302,995.50 and 152,073.26 is: 227,932.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,154.20 : 302,995.50 = 152,073.26 : x
  2. Step 2: Convert to fraction form
    202,154.20/302,995.50 = 152,073.26/x
  3. Step 3: Cross multiply
    202,154.20x = 302,995.50 × 152,073.26
  4. Step 4: Simplify right side
    202,154.20x = 46,077,515,061.07
  5. Step 5: Solve for x
    x = 46,077,515,061.07/202,154.20
  6. Step 6: Final answer
    x = 227,932.52

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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.