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Finding the Fourth Proportional to 183,879.95, 253,695.99 and 112,224.11

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Solution

The fourth proportional to 183,879.95, 253,695.99 and 112,224.11 is: 154,833.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,879.95 : 253,695.99 = 112,224.11 : x
  2. Step 2: Convert to fraction form
    183,879.95/253,695.99 = 112,224.11/x
  3. Step 3: Cross multiply
    183,879.95x = 253,695.99 × 112,224.11
  4. Step 4: Simplify right side
    183,879.95x = 28,470,805,419.84
  5. Step 5: Solve for x
    x = 28,470,805,419.84/183,879.95
  6. Step 6: Final answer
    x = 154,833.66

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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.