Home / 208,950.05-288,352.16-113,456.72

Finding the Fourth Proportional to 208,950.05, 288,352.16 and 113,456.72

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Solution

The fourth proportional to 208,950.05, 288,352.16 and 113,456.72 is: 156,570.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,950.05 : 288,352.16 = 113,456.72 : x
  2. Step 2: Convert to fraction form
    208,950.05/288,352.16 = 113,456.72/x
  3. Step 3: Cross multiply
    208,950.05x = 288,352.16 × 113,456.72
  4. Step 4: Simplify right side
    208,950.05x = 32,715,488,269.47
  5. Step 5: Solve for x
    x = 32,715,488,269.47/208,950.05
  6. Step 6: Final answer
    x = 156,570.86

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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.