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Finding the Fourth Proportional to 183,896.79, 253,777.80 and 103,324.26

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Solution

The fourth proportional to 183,896.79, 253,777.80 and 103,324.26 is: 142,587.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,896.79 : 253,777.80 = 103,324.26 : x
  2. Step 2: Convert to fraction form
    183,896.79/253,777.80 = 103,324.26/x
  3. Step 3: Cross multiply
    183,896.79x = 253,777.80 × 103,324.26
  4. Step 4: Simplify right side
    183,896.79x = 26,221,403,389.43
  5. Step 5: Solve for x
    x = 26,221,403,389.43/183,896.79
  6. Step 6: Final answer
    x = 142,587.61

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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.