Home / 245,558.15-368,339.95-68,066.69

Finding the Fourth Proportional to 245,558.15, 368,339.95 and 68,066.69

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Solution

The fourth proportional to 245,558.15, 368,339.95 and 68,066.69 is: 102,100.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,558.15 : 368,339.95 = 68,066.69 : x
  2. Step 2: Convert to fraction form
    245,558.15/368,339.95 = 68,066.69/x
  3. Step 3: Cross multiply
    245,558.15x = 368,339.95 × 68,066.69
  4. Step 4: Simplify right side
    245,558.15x = 25,071,681,191.27
  5. Step 5: Solve for x
    x = 25,071,681,191.27/245,558.15
  6. Step 6: Final answer
    x = 102,100.79

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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.