Home / 30,194.82-45,292.20-19,804.14

Finding the Fourth Proportional to 30,194.82, 45,292.20 and 19,804.14

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Solution

The fourth proportional to 30,194.82, 45,292.20 and 19,804.14 is: 29,706.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,194.82 : 45,292.20 = 19,804.14 : x
  2. Step 2: Convert to fraction form
    30,194.82/45,292.20 = 19,804.14/x
  3. Step 3: Cross multiply
    30,194.82x = 45,292.20 × 19,804.14
  4. Step 4: Simplify right side
    30,194.82x = 896,973,069.71
  5. Step 5: Solve for x
    x = 896,973,069.71/30,194.82
  6. Step 6: Final answer
    x = 29,706.19

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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.