Home / 249,721.04-374,571.58-137,623.52

Finding the Fourth Proportional to 249,721.04, 374,571.58 and 137,623.52

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Solution

The fourth proportional to 249,721.04, 374,571.58 and 137,623.52 is: 206,429.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,721.04 : 374,571.58 = 137,623.52 : x
  2. Step 2: Convert to fraction form
    249,721.04/374,571.58 = 137,623.52/x
  3. Step 3: Cross multiply
    249,721.04x = 374,571.58 × 137,623.52
  4. Step 4: Simplify right side
    249,721.04x = 51,549,859,331.56
  5. Step 5: Solve for x
    x = 51,549,859,331.56/249,721.04
  6. Step 6: Final answer
    x = 206,429.78

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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.