Home / 164,820.19-227,451.99-89,368.69

Finding the Fourth Proportional to 164,820.19, 227,451.99 and 89,368.69

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Solution

The fourth proportional to 164,820.19, 227,451.99 and 89,368.69 is: 123,328.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,820.19 : 227,451.99 = 89,368.69 : x
  2. Step 2: Convert to fraction form
    164,820.19/227,451.99 = 89,368.69/x
  3. Step 3: Cross multiply
    164,820.19x = 227,451.99 × 89,368.69
  4. Step 4: Simplify right side
    164,820.19x = 20,327,086,384.19
  5. Step 5: Solve for x
    x = 20,327,086,384.19/164,820.19
  6. Step 6: Final answer
    x = 123,328.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.