Home / 217,577.20-326,373.84-59,818

Finding the Fourth Proportional to 217,577.20, 326,373.84 and 59,818

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Solution

The fourth proportional to 217,577.20, 326,373.84 and 59,818 is: 89,729.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,577.20 : 326,373.84 = 59,818 : x
  2. Step 2: Convert to fraction form
    217,577.20/326,373.84 = 59,818/x
  3. Step 3: Cross multiply
    217,577.20x = 326,373.84 × 59,818
  4. Step 4: Simplify right side
    217,577.20x = 19,523,030,361.12
  5. Step 5: Solve for x
    x = 19,523,030,361.12/217,577.20
  6. Step 6: Final answer
    x = 89,729.21

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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.