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Finding the Fourth Proportional to 60,027.52, 82,739.18 and 42,570.68

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Solution

The fourth proportional to 60,027.52, 82,739.18 and 42,570.68 is: 58,677.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,027.52 : 82,739.18 = 42,570.68 : x
  2. Step 2: Convert to fraction form
    60,027.52/82,739.18 = 42,570.68/x
  3. Step 3: Cross multiply
    60,027.52x = 82,739.18 × 42,570.68
  4. Step 4: Simplify right side
    60,027.52x = 3,522,263,155.24
  5. Step 5: Solve for x
    x = 3,522,263,155.24/60,027.52
  6. Step 6: Final answer
    x = 58,677.47

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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.