Home / 50,018.47-75,031.63-16,738.65

Finding the Fourth Proportional to 50,018.47, 75,031.63 and 16,738.65

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Solution

The fourth proportional to 50,018.47, 75,031.63 and 16,738.65 is: 25,109.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,018.47 : 75,031.63 = 16,738.65 : x
  2. Step 2: Convert to fraction form
    50,018.47/75,031.63 = 16,738.65/x
  3. Step 3: Cross multiply
    50,018.47x = 75,031.63 × 16,738.65
  4. Step 4: Simplify right side
    50,018.47x = 1,255,928,151.65
  5. Step 5: Solve for x
    x = 1,255,928,151.65/50,018.47
  6. Step 6: Final answer
    x = 25,109.29

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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.