Home / 245,511.94-338,853.06-153,673.84

Finding the Fourth Proportional to 245,511.94, 338,853.06 and 153,673.84

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Solution

The fourth proportional to 245,511.94, 338,853.06 and 153,673.84 is: 212,099.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,511.94 : 338,853.06 = 153,673.84 : x
  2. Step 2: Convert to fraction form
    245,511.94/338,853.06 = 153,673.84/x
  3. Step 3: Cross multiply
    245,511.94x = 338,853.06 × 153,673.84
  4. Step 4: Simplify right side
    245,511.94x = 52,072,850,925.95
  5. Step 5: Solve for x
    x = 52,072,850,925.95/245,511.94
  6. Step 6: Final answer
    x = 212,099.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.