Home / 160,824.39-221,919.25-92,841.09

Finding the Fourth Proportional to 160,824.39, 221,919.25 and 92,841.09

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Solution

The fourth proportional to 160,824.39, 221,919.25 and 92,841.09 is: 128,110.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,824.39 : 221,919.25 = 92,841.09 : x
  2. Step 2: Convert to fraction form
    160,824.39/221,919.25 = 92,841.09/x
  3. Step 3: Cross multiply
    160,824.39x = 221,919.25 × 92,841.09
  4. Step 4: Simplify right side
    160,824.39x = 20,603,225,061.98
  5. Step 5: Solve for x
    x = 20,603,225,061.98/160,824.39
  6. Step 6: Final answer
    x = 128,110.08

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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.