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Finding the Fourth Proportional to 174,686.80, 262,085.59 and 62,364.61

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Solution

The fourth proportional to 174,686.80, 262,085.59 and 62,364.61 is: 93,566.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,686.80 : 262,085.59 = 62,364.61 : x
  2. Step 2: Convert to fraction form
    174,686.80/262,085.59 = 62,364.61/x
  3. Step 3: Cross multiply
    174,686.80x = 262,085.59 × 62,364.61
  4. Step 4: Simplify right side
    174,686.80x = 16,344,865,606.97
  5. Step 5: Solve for x
    x = 16,344,865,606.97/174,686.80
  6. Step 6: Final answer
    x = 93,566.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.