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Finding the Fourth Proportional to 200,959.59, 277,454.15 and 124,559.94

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Solution

The fourth proportional to 200,959.59, 277,454.15 and 124,559.94 is: 171,973.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,959.59 : 277,454.15 = 124,559.94 : x
  2. Step 2: Convert to fraction form
    200,959.59/277,454.15 = 124,559.94/x
  3. Step 3: Cross multiply
    200,959.59x = 277,454.15 × 124,559.94
  4. Step 4: Simplify right side
    200,959.59x = 34,559,671,653.95
  5. Step 5: Solve for x
    x = 34,559,671,653.95/200,959.59
  6. Step 6: Final answer
    x = 171,973.24

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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.