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Finding the Fourth Proportional to 60,777.67, 83,873.01 and 33,919.87

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Solution

The fourth proportional to 60,777.67, 83,873.01 and 33,919.87 is: 46,809.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,777.67 : 83,873.01 = 33,919.87 : x
  2. Step 2: Convert to fraction form
    60,777.67/83,873.01 = 33,919.87/x
  3. Step 3: Cross multiply
    60,777.67x = 83,873.01 × 33,919.87
  4. Step 4: Simplify right side
    60,777.67x = 2,844,961,595.71
  5. Step 5: Solve for x
    x = 2,844,961,595.71/60,777.67
  6. Step 6: Final answer
    x = 46,809.32

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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.