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Finding the Fourth Proportional to 184,535, 276,920.24 and 66,203.72

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Solution

The fourth proportional to 184,535, 276,920.24 and 66,203.72 is: 99,347.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,535 : 276,920.24 = 66,203.72 : x
  2. Step 2: Convert to fraction form
    184,535/276,920.24 = 66,203.72/x
  3. Step 3: Cross multiply
    184,535x = 276,920.24 × 66,203.72
  4. Step 4: Simplify right side
    184,535x = 18,333,150,031.29
  5. Step 5: Solve for x
    x = 18,333,150,031.29/184,535
  6. Step 6: Final answer
    x = 99,347.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.