Home / 118,282.96-163,206.10-67,972.24

Finding the Fourth Proportional to 118,282.96, 163,206.10 and 67,972.24

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Solution

The fourth proportional to 118,282.96, 163,206.10 and 67,972.24 is: 93,787.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,282.96 : 163,206.10 = 67,972.24 : x
  2. Step 2: Convert to fraction form
    118,282.96/163,206.10 = 67,972.24/x
  3. Step 3: Cross multiply
    118,282.96x = 163,206.10 × 67,972.24
  4. Step 4: Simplify right side
    118,282.96x = 11,093,484,198.66
  5. Step 5: Solve for x
    x = 11,093,484,198.66/118,282.96
  6. Step 6: Final answer
    x = 93,787.68

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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.