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Finding the Fourth Proportional to 60,161.71, 83,022.15 and 33,303.64

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Solution

The fourth proportional to 60,161.71, 83,022.15 and 33,303.64 is: 45,958.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,161.71 : 83,022.15 = 33,303.64 : x
  2. Step 2: Convert to fraction form
    60,161.71/83,022.15 = 33,303.64/x
  3. Step 3: Cross multiply
    60,161.71x = 83,022.15 × 33,303.64
  4. Step 4: Simplify right side
    60,161.71x = 2,764,939,795.63
  5. Step 5: Solve for x
    x = 2,764,939,795.63/60,161.71
  6. Step 6: Final answer
    x = 45,958.46

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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.