Home / 50,479.89-75,717.10-15,416.81

Finding the Fourth Proportional to 50,479.89, 75,717.10 and 15,416.81

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Solution

The fourth proportional to 50,479.89, 75,717.10 and 15,416.81 is: 23,124.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,479.89 : 75,717.10 = 15,416.81 : x
  2. Step 2: Convert to fraction form
    50,479.89/75,717.10 = 15,416.81/x
  3. Step 3: Cross multiply
    50,479.89x = 75,717.10 × 15,416.81
  4. Step 4: Simplify right side
    50,479.89x = 1,167,316,144.45
  5. Step 5: Solve for x
    x = 1,167,316,144.45/50,479.89
  6. Step 6: Final answer
    x = 23,124.38

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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.