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Finding the Fourth Proportional to 176,214, 243,064.68 and 104,543.28

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Solution

The fourth proportional to 176,214, 243,064.68 and 104,543.28 is: 144,204.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,214 : 243,064.68 = 104,543.28 : x
  2. Step 2: Convert to fraction form
    176,214/243,064.68 = 104,543.28/x
  3. Step 3: Cross multiply
    176,214x = 243,064.68 × 104,543.28
  4. Step 4: Simplify right side
    176,214x = 25,410,778,899.35
  5. Step 5: Solve for x
    x = 25,410,778,899.35/176,214
  6. Step 6: Final answer
    x = 144,204.09

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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.