Home / 67,069.56-92,550.57-38,777.07

Finding the Fourth Proportional to 67,069.56, 92,550.57 and 38,777.07

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Solution

The fourth proportional to 67,069.56, 92,550.57 and 38,777.07 is: 53,509.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,069.56 : 92,550.57 = 38,777.07 : x
  2. Step 2: Convert to fraction form
    67,069.56/92,550.57 = 38,777.07/x
  3. Step 3: Cross multiply
    67,069.56x = 92,550.57 × 38,777.07
  4. Step 4: Simplify right side
    67,069.56x = 3,588,839,931.43
  5. Step 5: Solve for x
    x = 3,588,839,931.43/67,069.56
  6. Step 6: Final answer
    x = 53,509.22

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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.