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Finding the Fourth Proportional to 183,951.14, 253,854.82 and 112,321.22

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Solution

The fourth proportional to 183,951.14, 253,854.82 and 112,321.22 is: 155,004.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,951.14 : 253,854.82 = 112,321.22 : x
  2. Step 2: Convert to fraction form
    183,951.14/253,854.82 = 112,321.22/x
  3. Step 3: Cross multiply
    183,951.14x = 253,854.82 × 112,321.22
  4. Step 4: Simplify right side
    183,951.14x = 28,513,283,085.28
  5. Step 5: Solve for x
    x = 28,513,283,085.28/183,951.14
  6. Step 6: Final answer
    x = 155,004.66

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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.