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Finding the Fourth Proportional to 60,879.80, 84,017.86 and 34,024.46

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Solution

The fourth proportional to 60,879.80, 84,017.86 and 34,024.46 is: 46,955.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,879.80 : 84,017.86 = 34,024.46 : x
  2. Step 2: Convert to fraction form
    60,879.80/84,017.86 = 34,024.46/x
  3. Step 3: Cross multiply
    60,879.80x = 84,017.86 × 34,024.46
  4. Step 4: Simplify right side
    60,879.80x = 2,858,661,811.71
  5. Step 5: Solve for x
    x = 2,858,661,811.71/60,879.80
  6. Step 6: Final answer
    x = 46,955.83

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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.