Home / 67,161.60-92,810.88-50,365.44

Finding the Fourth Proportional to 67,161.60, 92,810.88 and 50,365.44

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Solution

The fourth proportional to 67,161.60, 92,810.88 and 50,365.44 is: 69,600.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,161.60 : 92,810.88 = 50,365.44 : x
  2. Step 2: Convert to fraction form
    67,161.60/92,810.88 = 50,365.44/x
  3. Step 3: Cross multiply
    67,161.60x = 92,810.88 × 50,365.44
  4. Step 4: Simplify right side
    67,161.60x = 4,674,460,807.99
  5. Step 5: Solve for x
    x = 4,674,460,807.99/67,161.60
  6. Step 6: Final answer
    x = 69,600.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.