Home / 118,282.46-163,205.42-67,971.74

Finding the Fourth Proportional to 118,282.46, 163,205.42 and 67,971.74

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Solution

The fourth proportional to 118,282.46, 163,205.42 and 67,971.74 is: 93,786.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,282.46 : 163,205.42 = 67,971.74 : x
  2. Step 2: Convert to fraction form
    118,282.46/163,205.42 = 67,971.74/x
  3. Step 3: Cross multiply
    118,282.46x = 163,205.42 × 67,971.74
  4. Step 4: Simplify right side
    118,282.46x = 11,093,356,374.83
  5. Step 5: Solve for x
    x = 11,093,356,374.83/118,282.46
  6. Step 6: Final answer
    x = 93,786.99

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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.