Home / 209,185.44-288,674.17-113,692.74

Finding the Fourth Proportional to 209,185.44, 288,674.17 and 113,692.74

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Solution

The fourth proportional to 209,185.44, 288,674.17 and 113,692.74 is: 156,895.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,185.44 : 288,674.17 = 113,692.74 : x
  2. Step 2: Convert to fraction form
    209,185.44/288,674.17 = 113,692.74/x
  3. Step 3: Cross multiply
    209,185.44x = 288,674.17 × 113,692.74
  4. Step 4: Simplify right side
    209,185.44x = 32,820,157,354.53
  5. Step 5: Solve for x
    x = 32,820,157,354.53/209,185.44
  6. Step 6: Final answer
    x = 156,895.04

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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.