Home / 220,209.96-330,327.48-62,426

Finding the Fourth Proportional to 220,209.96, 330,327.48 and 62,426

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Solution

The fourth proportional to 220,209.96, 330,327.48 and 62,426 is: 93,642.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,209.96 : 330,327.48 = 62,426 : x
  2. Step 2: Convert to fraction form
    220,209.96/330,327.48 = 62,426/x
  3. Step 3: Cross multiply
    220,209.96x = 330,327.48 × 62,426
  4. Step 4: Simplify right side
    220,209.96x = 20,621,023,266.48
  5. Step 5: Solve for x
    x = 20,621,023,266.48/220,209.96
  6. Step 6: Final answer
    x = 93,642.55

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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.