Home / 208,743.57-288,063.54-113,249.57

Finding the Fourth Proportional to 208,743.57, 288,063.54 and 113,249.57

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Solution

The fourth proportional to 208,743.57, 288,063.54 and 113,249.57 is: 156,283.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,743.57 : 288,063.54 = 113,249.57 : x
  2. Step 2: Convert to fraction form
    208,743.57/288,063.54 = 113,249.57/x
  3. Step 3: Cross multiply
    208,743.57x = 288,063.54 × 113,249.57
  4. Step 4: Simplify right side
    208,743.57x = 32,623,070,597.36
  5. Step 5: Solve for x
    x = 32,623,070,597.36/208,743.57
  6. Step 6: Final answer
    x = 156,283.00

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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.