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Finding the Fourth Proportional to 183,843.06, 253,730.84 and 112,264.57

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Solution

The fourth proportional to 183,843.06, 253,730.84 and 112,264.57 is: 154,941.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,843.06 : 253,730.84 = 112,264.57 : x
  2. Step 2: Convert to fraction form
    183,843.06/253,730.84 = 112,264.57/x
  3. Step 3: Cross multiply
    183,843.06x = 253,730.84 × 112,264.57
  4. Step 4: Simplify right side
    183,843.06x = 28,484,983,648.34
  5. Step 5: Solve for x
    x = 28,484,983,648.34/183,843.06
  6. Step 6: Final answer
    x = 154,941.85

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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.