Home / 50,949.05-76,421.53-25,988.55

Finding the Fourth Proportional to 50,949.05, 76,421.53 and 25,988.55

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Solution

The fourth proportional to 50,949.05, 76,421.53 and 25,988.55 is: 38,981.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,949.05 : 76,421.53 = 25,988.55 : x
  2. Step 2: Convert to fraction form
    50,949.05/76,421.53 = 25,988.55/x
  3. Step 3: Cross multiply
    50,949.05x = 76,421.53 × 25,988.55
  4. Step 4: Simplify right side
    50,949.05x = 1,986,084,353.20
  5. Step 5: Solve for x
    x = 1,986,084,353.20/50,949.05
  6. Step 6: Final answer
    x = 38,981.77

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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.