Home / 173,681.94-260,386.82-68,579.58

Finding the Fourth Proportional to 173,681.94, 260,386.82 and 68,579.58

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Solution

The fourth proportional to 173,681.94, 260,386.82 and 68,579.58 is: 102,815.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,681.94 : 260,386.82 = 68,579.58 : x
  2. Step 2: Convert to fraction form
    173,681.94/260,386.82 = 68,579.58/x
  3. Step 3: Cross multiply
    173,681.94x = 260,386.82 × 68,579.58
  4. Step 4: Simplify right side
    173,681.94x = 17,857,219,643.86
  5. Step 5: Solve for x
    x = 17,857,219,643.86/173,681.94
  6. Step 6: Final answer
    x = 102,815.64

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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.