Home / 208,943.08-288,333.37-113,447.59

Finding the Fourth Proportional to 208,943.08, 288,333.37 and 113,447.59

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Solution

The fourth proportional to 208,943.08, 288,333.37 and 113,447.59 is: 156,553.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,943.08 : 288,333.37 = 113,447.59 : x
  2. Step 2: Convert to fraction form
    208,943.08/288,333.37 = 113,447.59/x
  3. Step 3: Cross multiply
    208,943.08x = 288,333.37 × 113,447.59
  4. Step 4: Simplify right side
    208,943.08x = 32,710,725,696.38
  5. Step 5: Solve for x
    x = 32,710,725,696.38/208,943.08
  6. Step 6: Final answer
    x = 156,553.29

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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.