Home / 204,015.90-306,026.28-70,910.22

Finding the Fourth Proportional to 204,015.90, 306,026.28 and 70,910.22

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Solution

The fourth proportional to 204,015.90, 306,026.28 and 70,910.22 is: 106,366.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,015.90 : 306,026.28 = 70,910.22 : x
  2. Step 2: Convert to fraction form
    204,015.90/306,026.28 = 70,910.22/x
  3. Step 3: Cross multiply
    204,015.90x = 306,026.28 × 70,910.22
  4. Step 4: Simplify right side
    204,015.90x = 21,700,390,840.58
  5. Step 5: Solve for x
    x = 21,700,390,840.58/204,015.90
  6. Step 6: Final answer
    x = 106,366.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.