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Finding the Fourth Proportional to 183,878.44, 253,693.92 and 112,222.60

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Solution

The fourth proportional to 183,878.44, 253,693.92 and 112,222.60 is: 154,831.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,878.44 : 253,693.92 = 112,222.60 : x
  2. Step 2: Convert to fraction form
    183,878.44/253,693.92 = 112,222.60/x
  3. Step 3: Cross multiply
    183,878.44x = 253,693.92 × 112,222.60
  4. Step 4: Simplify right side
    183,878.44x = 28,470,191,093.19
  5. Step 5: Solve for x
    x = 28,470,191,093.19/183,878.44
  6. Step 6: Final answer
    x = 154,831.59

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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.