Home / 224,239.95-336,352.64-91,080.81

Finding the Fourth Proportional to 224,239.95, 336,352.64 and 91,080.81

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Solution

The fourth proportional to 224,239.95, 336,352.64 and 91,080.81 is: 136,618.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,239.95 : 336,352.64 = 91,080.81 : x
  2. Step 2: Convert to fraction form
    224,239.95/336,352.64 = 91,080.81/x
  3. Step 3: Cross multiply
    224,239.95x = 336,352.64 × 91,080.81
  4. Step 4: Simplify right side
    224,239.95x = 30,635,270,441.43
  5. Step 5: Solve for x
    x = 30,635,270,441.43/224,239.95
  6. Step 6: Final answer
    x = 136,618.25

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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.