Home / 50,298.07-75,446.81-12,858.09

Finding the Fourth Proportional to 50,298.07, 75,446.81 and 12,858.09

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Solution

The fourth proportional to 50,298.07, 75,446.81 and 12,858.09 is: 19,287.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,298.07 : 75,446.81 = 12,858.09 : x
  2. Step 2: Convert to fraction form
    50,298.07/75,446.81 = 12,858.09/x
  3. Step 3: Cross multiply
    50,298.07x = 75,446.81 × 12,858.09
  4. Step 4: Simplify right side
    50,298.07x = 970,101,873.19
  5. Step 5: Solve for x
    x = 970,101,873.19/50,298.07
  6. Step 6: Final answer
    x = 19,287.06

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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.