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Finding the Fourth Proportional to 152,314.68, 228,619.68 and 73,484.28

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Solution

The fourth proportional to 152,314.68, 228,619.68 and 73,484.28 is: 110,297.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,314.68 : 228,619.68 = 73,484.28 : x
  2. Step 2: Convert to fraction form
    152,314.68/228,619.68 = 73,484.28/x
  3. Step 3: Cross multiply
    152,314.68x = 228,619.68 × 73,484.28
  4. Step 4: Simplify right side
    152,314.68x = 16,799,952,578.63
  5. Step 5: Solve for x
    x = 16,799,952,578.63/152,314.68
  6. Step 6: Final answer
    x = 110,297.66

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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.