Home / 34,307.60-51,434.52-13,546.64

Finding the Fourth Proportional to 34,307.60, 51,434.52 and 13,546.64

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Solution

The fourth proportional to 34,307.60, 51,434.52 and 13,546.64 is: 20,309.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,307.60 : 51,434.52 = 13,546.64 : x
  2. Step 2: Convert to fraction form
    34,307.60/51,434.52 = 13,546.64/x
  3. Step 3: Cross multiply
    34,307.60x = 51,434.52 × 13,546.64
  4. Step 4: Simplify right side
    34,307.60x = 696,764,926.01
  5. Step 5: Solve for x
    x = 696,764,926.01/34,307.60
  6. Step 6: Final answer
    x = 20,309.35

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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.