Home / 109,703.04-151,392.96-67,284.96

Finding the Fourth Proportional to 109,703.04, 151,392.96 and 67,284.96

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Solution

The fourth proportional to 109,703.04, 151,392.96 and 67,284.96 is: 92,854.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,703.04 : 151,392.96 = 67,284.96 : x
  2. Step 2: Convert to fraction form
    109,703.04/151,392.96 = 67,284.96/x
  3. Step 3: Cross multiply
    109,703.04x = 151,392.96 × 67,284.96
  4. Step 4: Simplify right side
    109,703.04x = 10,186,469,257.88
  5. Step 5: Solve for x
    x = 10,186,469,257.88/109,703.04
  6. Step 6: Final answer
    x = 92,854.94

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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.