Home / 48,250.26-72,378.09-13,189.14

Finding the Fourth Proportional to 48,250.26, 72,378.09 and 13,189.14

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Solution

The fourth proportional to 48,250.26, 72,378.09 and 13,189.14 is: 19,784.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,250.26 : 72,378.09 = 13,189.14 : x
  2. Step 2: Convert to fraction form
    48,250.26/72,378.09 = 13,189.14/x
  3. Step 3: Cross multiply
    48,250.26x = 72,378.09 × 13,189.14
  4. Step 4: Simplify right side
    48,250.26x = 954,604,761.94
  5. Step 5: Solve for x
    x = 954,604,761.94/48,250.26
  6. Step 6: Final answer
    x = 19,784.45

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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.