Home / 209,818.33-289,549.34-114,325.04

Finding the Fourth Proportional to 209,818.33, 289,549.34 and 114,325.04

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Solution

The fourth proportional to 209,818.33, 289,549.34 and 114,325.04 is: 157,768.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,818.33 : 289,549.34 = 114,325.04 : x
  2. Step 2: Convert to fraction form
    209,818.33/289,549.34 = 114,325.04/x
  3. Step 3: Cross multiply
    209,818.33x = 289,549.34 × 114,325.04
  4. Step 4: Simplify right side
    209,818.33x = 33,102,739,877.47
  5. Step 5: Solve for x
    x = 33,102,739,877.47/209,818.33
  6. Step 6: Final answer
    x = 157,768.58

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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.