Home / 249,766.87-374,551.69-99,979.24

Finding the Fourth Proportional to 249,766.87, 374,551.69 and 99,979.24

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Solution

The fourth proportional to 249,766.87, 374,551.69 and 99,979.24 is: 149,929.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,766.87 : 374,551.69 = 99,979.24 : x
  2. Step 2: Convert to fraction form
    249,766.87/374,551.69 = 99,979.24/x
  3. Step 3: Cross multiply
    249,766.87x = 374,551.69 × 99,979.24
  4. Step 4: Simplify right side
    249,766.87x = 37,447,394,243.29
  5. Step 5: Solve for x
    x = 37,447,394,243.29/249,766.87
  6. Step 6: Final answer
    x = 149,929.39

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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.