Home / 52,746.34-72,790.04-28,874.54

Finding the Fourth Proportional to 52,746.34, 72,790.04 and 28,874.54

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Solution

The fourth proportional to 52,746.34, 72,790.04 and 28,874.54 is: 39,846.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,746.34 : 72,790.04 = 28,874.54 : x
  2. Step 2: Convert to fraction form
    52,746.34/72,790.04 = 28,874.54/x
  3. Step 3: Cross multiply
    52,746.34x = 72,790.04 × 28,874.54
  4. Step 4: Simplify right side
    52,746.34x = 2,101,778,921.58
  5. Step 5: Solve for x
    x = 2,101,778,921.58/52,746.34
  6. Step 6: Final answer
    x = 39,846.91

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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.