Home / 195,312.06-292,991.54-68,926.23

Finding the Fourth Proportional to 195,312.06, 292,991.54 and 68,926.23

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Solution

The fourth proportional to 195,312.06, 292,991.54 and 68,926.23 is: 103,397.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,312.06 : 292,991.54 = 68,926.23 : x
  2. Step 2: Convert to fraction form
    195,312.06/292,991.54 = 68,926.23/x
  3. Step 3: Cross multiply
    195,312.06x = 292,991.54 × 68,926.23
  4. Step 4: Simplify right side
    195,312.06x = 20,194,801,929.46
  5. Step 5: Solve for x
    x = 20,194,801,929.46/195,312.06
  6. Step 6: Final answer
    x = 103,397.62

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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.