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Finding the Fourth Proportional to 183,841.86, 253,729.39 and 112,263.18

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Solution

The fourth proportional to 183,841.86, 253,729.39 and 112,263.18 is: 154,940.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,841.86 : 253,729.39 = 112,263.18 : x
  2. Step 2: Convert to fraction form
    183,841.86/253,729.39 = 112,263.18/x
  3. Step 3: Cross multiply
    183,841.86x = 253,729.39 × 112,263.18
  4. Step 4: Simplify right side
    183,841.86x = 28,484,468,180.86
  5. Step 5: Solve for x
    x = 28,484,468,180.86/183,841.86
  6. Step 6: Final answer
    x = 154,940.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.