Home / 118,364.74-163,351.69-67,377.50

Finding the Fourth Proportional to 118,364.74, 163,351.69 and 67,377.50

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Solution

The fourth proportional to 118,364.74, 163,351.69 and 67,377.50 is: 92,985.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,364.74 : 163,351.69 = 67,377.50 : x
  2. Step 2: Convert to fraction form
    118,364.74/163,351.69 = 67,377.50/x
  3. Step 3: Cross multiply
    118,364.74x = 163,351.69 × 67,377.50
  4. Step 4: Simplify right side
    118,364.74x = 11,006,227,660.92
  5. Step 5: Solve for x
    x = 11,006,227,660.92/118,364.74
  6. Step 6: Final answer
    x = 92,985.69

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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.