Home / 209,196.24-288,690.84-113,702.94

Finding the Fourth Proportional to 209,196.24, 288,690.84 and 113,702.94

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Solution

The fourth proportional to 209,196.24, 288,690.84 and 113,702.94 is: 156,910.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,196.24 : 288,690.84 = 113,702.94 : x
  2. Step 2: Convert to fraction form
    209,196.24/288,690.84 = 113,702.94/x
  3. Step 3: Cross multiply
    209,196.24x = 288,690.84 × 113,702.94
  4. Step 4: Simplify right side
    209,196.24x = 32,824,997,259.07
  5. Step 5: Solve for x
    x = 32,824,997,259.07/209,196.24
  6. Step 6: Final answer
    x = 156,910.07

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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.