Home / 49,026.60-73,530.21-13,478.75

Finding the Fourth Proportional to 49,026.60, 73,530.21 and 13,478.75

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Solution

The fourth proportional to 49,026.60, 73,530.21 and 13,478.75 is: 20,215.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,026.60 : 73,530.21 = 13,478.75 : x
  2. Step 2: Convert to fraction form
    49,026.60/73,530.21 = 13,478.75/x
  3. Step 3: Cross multiply
    49,026.60x = 73,530.21 × 13,478.75
  4. Step 4: Simplify right side
    49,026.60x = 991,095,318.04
  5. Step 5: Solve for x
    x = 991,095,318.04/49,026.60
  6. Step 6: Final answer
    x = 20,215.46

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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.