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Finding the Fourth Proportional to 55,041.62, 75,980.68 and 37,160.84

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Solution

The fourth proportional to 55,041.62, 75,980.68 and 37,160.84 is: 51,297.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,041.62 : 75,980.68 = 37,160.84 : x
  2. Step 2: Convert to fraction form
    55,041.62/75,980.68 = 37,160.84/x
  3. Step 3: Cross multiply
    55,041.62x = 75,980.68 × 37,160.84
  4. Step 4: Simplify right side
    55,041.62x = 2,823,505,892.57
  5. Step 5: Solve for x
    x = 2,823,505,892.57/55,041.62
  6. Step 6: Final answer
    x = 51,297.65

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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.