Home / 249,849.44-344,801.04-142,402.12

Finding the Fourth Proportional to 249,849.44, 344,801.04 and 142,402.12

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Solution

The fourth proportional to 249,849.44, 344,801.04 and 142,402.12 is: 196,519.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,849.44 : 344,801.04 = 142,402.12 : x
  2. Step 2: Convert to fraction form
    249,849.44/344,801.04 = 142,402.12/x
  3. Step 3: Cross multiply
    249,849.44x = 344,801.04 × 142,402.12
  4. Step 4: Simplify right side
    249,849.44x = 49,100,399,074.20
  5. Step 5: Solve for x
    x = 49,100,399,074.20/249,849.44
  6. Step 6: Final answer
    x = 196,519.95

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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.