Home / 195,095.21-292,666.25-68,709.33

Finding the Fourth Proportional to 195,095.21, 292,666.25 and 68,709.33

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Solution

The fourth proportional to 195,095.21, 292,666.25 and 68,709.33 is: 103,072.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,095.21 : 292,666.25 = 68,709.33 : x
  2. Step 2: Convert to fraction form
    195,095.21/292,666.25 = 68,709.33/x
  3. Step 3: Cross multiply
    195,095.21x = 292,666.25 × 68,709.33
  4. Step 4: Simplify right side
    195,095.21x = 20,108,901,607.57
  5. Step 5: Solve for x
    x = 20,108,901,607.57/195,095.21
  6. Step 6: Final answer
    x = 103,072.25

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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.