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Finding the Fourth Proportional to 55,792.76, 83,583.59 and 43,251.32

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Solution

The fourth proportional to 55,792.76, 83,583.59 and 43,251.32 is: 64,795.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,792.76 : 83,583.59 = 43,251.32 : x
  2. Step 2: Convert to fraction form
    55,792.76/83,583.59 = 43,251.32/x
  3. Step 3: Cross multiply
    55,792.76x = 83,583.59 × 43,251.32
  4. Step 4: Simplify right side
    55,792.76x = 3,615,100,590.54
  5. Step 5: Solve for x
    x = 3,615,100,590.54/55,792.76
  6. Step 6: Final answer
    x = 64,795.16

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1.5x scale

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.