Home / 221,973.71-306,325.04-119,998.95

Finding the Fourth Proportional to 221,973.71, 306,325.04 and 119,998.95

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Solution

The fourth proportional to 221,973.71, 306,325.04 and 119,998.95 is: 165,599.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,973.71 : 306,325.04 = 119,998.95 : x
  2. Step 2: Convert to fraction form
    221,973.71/306,325.04 = 119,998.95/x
  3. Step 3: Cross multiply
    221,973.71x = 306,325.04 × 119,998.95
  4. Step 4: Simplify right side
    221,973.71x = 36,758,682,558.71
  5. Step 5: Solve for x
    x = 36,758,682,558.71/221,973.71
  6. Step 6: Final answer
    x = 165,599.27

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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.