Home / 208,860.35-288,227.52-113,367.02

Finding the Fourth Proportional to 208,860.35, 288,227.52 and 113,367.02

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Solution

The fourth proportional to 208,860.35, 288,227.52 and 113,367.02 is: 156,446.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,860.35 : 288,227.52 = 113,367.02 : x
  2. Step 2: Convert to fraction form
    208,860.35/288,227.52 = 113,367.02/x
  3. Step 3: Cross multiply
    208,860.35x = 288,227.52 × 113,367.02
  4. Step 4: Simplify right side
    208,860.35x = 32,675,495,024.39
  5. Step 5: Solve for x
    x = 32,675,495,024.39/208,860.35
  6. Step 6: Final answer
    x = 156,446.62

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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.