Home / 340,336.56-510,466.14-91,038

Finding the Fourth Proportional to 340,336.56, 510,466.14 and 91,038

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Solution

The fourth proportional to 340,336.56, 510,466.14 and 91,038 is: 136,546.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,336.56 : 510,466.14 = 91,038 : x
  2. Step 2: Convert to fraction form
    340,336.56/510,466.14 = 91,038/x
  3. Step 3: Cross multiply
    340,336.56x = 510,466.14 × 91,038
  4. Step 4: Simplify right side
    340,336.56x = 46,471,816,453.32
  5. Step 5: Solve for x
    x = 46,471,816,453.32/340,336.56
  6. Step 6: Final answer
    x = 136,546.65

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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.