Home / 195,248.12-292,916.13-68,897.36

Finding the Fourth Proportional to 195,248.12, 292,916.13 and 68,897.36

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Solution

The fourth proportional to 195,248.12, 292,916.13 and 68,897.36 is: 103,361.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,248.12 : 292,916.13 = 68,897.36 : x
  2. Step 2: Convert to fraction form
    195,248.12/292,916.13 = 68,897.36/x
  3. Step 3: Cross multiply
    195,248.12x = 292,916.13 × 68,897.36
  4. Step 4: Simplify right side
    195,248.12x = 20,181,148,790.71
  5. Step 5: Solve for x
    x = 20,181,148,790.71/195,248.12
  6. Step 6: Final answer
    x = 103,361.56

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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.