Home / 152,897.00-228,996.32-72,991.17

Finding the Fourth Proportional to 152,897.00, 228,996.32 and 72,991.17

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Solution

The fourth proportional to 152,897.00, 228,996.32 and 72,991.17 is: 109,320.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,897.00 : 228,996.32 = 72,991.17 : x
  2. Step 2: Convert to fraction form
    152,897.00/228,996.32 = 72,991.17/x
  3. Step 3: Cross multiply
    152,897.00x = 228,996.32 × 72,991.17
  4. Step 4: Simplify right side
    152,897.00x = 16,714,708,957.54
  5. Step 5: Solve for x
    x = 16,714,708,957.54/152,897.00
  6. Step 6: Final answer
    x = 109,320.06

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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.