Home / 144,742.94-217,120.50-39,561.62

Finding the Fourth Proportional to 144,742.94, 217,120.50 and 39,561.62

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Solution

The fourth proportional to 144,742.94, 217,120.50 and 39,561.62 is: 59,344.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,742.94 : 217,120.50 = 39,561.62 : x
  2. Step 2: Convert to fraction form
    144,742.94/217,120.50 = 39,561.62/x
  3. Step 3: Cross multiply
    144,742.94x = 217,120.50 × 39,561.62
  4. Step 4: Simplify right side
    144,742.94x = 8,589,638,715.21
  5. Step 5: Solve for x
    x = 8,589,638,715.21/144,742.94
  6. Step 6: Final answer
    x = 59,344.09

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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.