Home / 209,531.22-314,307.20-59,793.56

Finding the Fourth Proportional to 209,531.22, 314,307.20 and 59,793.56

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Solution

The fourth proportional to 209,531.22, 314,307.20 and 59,793.56 is: 89,693.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,531.22 : 314,307.20 = 59,793.56 : x
  2. Step 2: Convert to fraction form
    209,531.22/314,307.20 = 59,793.56/x
  3. Step 3: Cross multiply
    209,531.22x = 314,307.20 × 59,793.56
  4. Step 4: Simplify right side
    209,531.22x = 18,793,546,421.63
  5. Step 5: Solve for x
    x = 18,793,546,421.63/209,531.22
  6. Step 6: Final answer
    x = 89,693.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.