Home / 164,719.34-227,312.65-89,267.84

Finding the Fourth Proportional to 164,719.34, 227,312.65 and 89,267.84

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Solution

The fourth proportional to 164,719.34, 227,312.65 and 89,267.84 is: 123,189.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,719.34 : 227,312.65 = 89,267.84 : x
  2. Step 2: Convert to fraction form
    164,719.34/227,312.65 = 89,267.84/x
  3. Step 3: Cross multiply
    164,719.34x = 227,312.65 × 89,267.84
  4. Step 4: Simplify right side
    164,719.34x = 20,291,707,910.44
  5. Step 5: Solve for x
    x = 20,291,707,910.44/164,719.34
  6. Step 6: Final answer
    x = 123,189.59

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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.