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Finding the Fourth Proportional to 176,496.39, 243,585.70 and 104,876.39

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Solution

The fourth proportional to 176,496.39, 243,585.70 and 104,876.39 is: 144,741.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,496.39 : 243,585.70 = 104,876.39 : x
  2. Step 2: Convert to fraction form
    176,496.39/243,585.70 = 104,876.39/x
  3. Step 3: Cross multiply
    176,496.39x = 243,585.70 × 104,876.39
  4. Step 4: Simplify right side
    176,496.39x = 25,546,389,218.40
  5. Step 5: Solve for x
    x = 25,546,389,218.40/176,496.39
  6. Step 6: Final answer
    x = 144,741.71

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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.