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Finding the Fourth Proportional to 183,833.29, 253,683.39 and 112,332.97

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Solution

The fourth proportional to 183,833.29, 253,683.39 and 112,332.97 is: 155,015.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,833.29 : 253,683.39 = 112,332.97 : x
  2. Step 2: Convert to fraction form
    183,833.29/253,683.39 = 112,332.97/x
  3. Step 3: Cross multiply
    183,833.29x = 253,683.39 × 112,332.97
  4. Step 4: Simplify right side
    183,833.29x = 28,497,008,638.37
  5. Step 5: Solve for x
    x = 28,497,008,638.37/183,833.29
  6. Step 6: Final answer
    x = 155,015.50

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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.