Home / 209,333.20-288,877.10-113,837.84

Finding the Fourth Proportional to 209,333.20, 288,877.10 and 113,837.84

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Solution

The fourth proportional to 209,333.20, 288,877.10 and 113,837.84 is: 157,094.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,333.20 : 288,877.10 = 113,837.84 : x
  2. Step 2: Convert to fraction form
    209,333.20/288,877.10 = 113,837.84/x
  3. Step 3: Cross multiply
    209,333.20x = 288,877.10 × 113,837.84
  4. Step 4: Simplify right side
    209,333.20x = 32,885,145,089.46
  5. Step 5: Solve for x
    x = 32,885,145,089.46/209,333.20
  6. Step 6: Final answer
    x = 157,094.74

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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.