Home / 249,712.50-374,568.75-74,608.50

Finding the Fourth Proportional to 249,712.50, 374,568.75 and 74,608.50

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Solution

The fourth proportional to 249,712.50, 374,568.75 and 74,608.50 is: 111,912.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,712.50 : 374,568.75 = 74,608.50 : x
  2. Step 2: Convert to fraction form
    249,712.50/374,568.75 = 74,608.50/x
  3. Step 3: Cross multiply
    249,712.50x = 374,568.75 × 74,608.50
  4. Step 4: Simplify right side
    249,712.50x = 27,946,012,584.38
  5. Step 5: Solve for x
    x = 27,946,012,584.38/249,712.50
  6. Step 6: Final answer
    x = 111,912.75

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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.