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Finding the Fourth Proportional to 183,491.93, 253,332.41 and 122,324.28

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Solution

The fourth proportional to 183,491.93, 253,332.41 and 122,324.28 is: 168,883.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,491.93 : 253,332.41 = 122,324.28 : x
  2. Step 2: Convert to fraction form
    183,491.93/253,332.41 = 122,324.28/x
  3. Step 3: Cross multiply
    183,491.93x = 253,332.41 × 122,324.28
  4. Step 4: Simplify right side
    183,491.93x = 30,988,703,780.37
  5. Step 5: Solve for x
    x = 30,988,703,780.37/183,491.93
  6. Step 6: Final answer
    x = 168,883.19

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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.