Home / 157,868.88-236,799.96-51,252.68

Finding the Fourth Proportional to 157,868.88, 236,799.96 and 51,252.68

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Solution

The fourth proportional to 157,868.88, 236,799.96 and 51,252.68 is: 76,877.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,868.88 : 236,799.96 = 51,252.68 : x
  2. Step 2: Convert to fraction form
    157,868.88/236,799.96 = 51,252.68/x
  3. Step 3: Cross multiply
    157,868.88x = 236,799.96 × 51,252.68
  4. Step 4: Simplify right side
    157,868.88x = 12,136,632,573.89
  5. Step 5: Solve for x
    x = 12,136,632,573.89/157,868.88
  6. Step 6: Final answer
    x = 76,877.93

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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.