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Finding the Fourth Proportional to 85,606.98, 118,165.04 and 60,119.52

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Solution

The fourth proportional to 85,606.98, 118,165.04 and 60,119.52 is: 82,984.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,606.98 : 118,165.04 = 60,119.52 : x
  2. Step 2: Convert to fraction form
    85,606.98/118,165.04 = 60,119.52/x
  3. Step 3: Cross multiply
    85,606.98x = 118,165.04 × 60,119.52
  4. Step 4: Simplify right side
    85,606.98x = 7,104,025,485.58
  5. Step 5: Solve for x
    x = 7,104,025,485.58/85,606.98
  6. Step 6: Final answer
    x = 82,984.19

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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.