Home / 50,004.20-75,007.10-13,068.20

Finding the Fourth Proportional to 50,004.20, 75,007.10 and 13,068.20

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Solution

The fourth proportional to 50,004.20, 75,007.10 and 13,068.20 is: 19,602.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,004.20 : 75,007.10 = 13,068.20 : x
  2. Step 2: Convert to fraction form
    50,004.20/75,007.10 = 13,068.20/x
  3. Step 3: Cross multiply
    50,004.20x = 75,007.10 × 13,068.20
  4. Step 4: Simplify right side
    50,004.20x = 980,207,784.22
  5. Step 5: Solve for x
    x = 980,207,784.22/50,004.20
  6. Step 6: Final answer
    x = 19,602.51

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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.