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Finding the Fourth Proportional to 152,203.68, 228,400.29 and 73,325.88

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Solution

The fourth proportional to 152,203.68, 228,400.29 and 73,325.88 is: 110,034.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,203.68 : 228,400.29 = 73,325.88 : x
  2. Step 2: Convert to fraction form
    152,203.68/228,400.29 = 73,325.88/x
  3. Step 3: Cross multiply
    152,203.68x = 228,400.29 × 73,325.88
  4. Step 4: Simplify right side
    152,203.68x = 16,747,652,256.51
  5. Step 5: Solve for x
    x = 16,747,652,256.51/152,203.68
  6. Step 6: Final answer
    x = 110,034.48

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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.