Home / 151,972.59-228,024.50-81,837.93

Finding the Fourth Proportional to 151,972.59, 228,024.50 and 81,837.93

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Solution

The fourth proportional to 151,972.59, 228,024.50 and 81,837.93 is: 122,792.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,972.59 : 228,024.50 = 81,837.93 : x
  2. Step 2: Convert to fraction form
    151,972.59/228,024.50 = 81,837.93/x
  3. Step 3: Cross multiply
    151,972.59x = 228,024.50 × 81,837.93
  4. Step 4: Simplify right side
    151,972.59x = 18,661,053,069.29
  5. Step 5: Solve for x
    x = 18,661,053,069.29/151,972.59
  6. Step 6: Final answer
    x = 122,792.23

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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.