Home / 50,846.40-76,276.08-19,677.60

Finding the Fourth Proportional to 50,846.40, 76,276.08 and 19,677.60

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Solution

The fourth proportional to 50,846.40, 76,276.08 and 19,677.60 is: 29,518.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,846.40 : 76,276.08 = 19,677.60 : x
  2. Step 2: Convert to fraction form
    50,846.40/76,276.08 = 19,677.60/x
  3. Step 3: Cross multiply
    50,846.40x = 76,276.08 × 19,677.60
  4. Step 4: Simplify right side
    50,846.40x = 1,500,930,191.81
  5. Step 5: Solve for x
    x = 1,500,930,191.81/50,846.40
  6. Step 6: Final answer
    x = 29,518.91

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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.