Home / 164,985.34-227,679.93-89,533.84

Finding the Fourth Proportional to 164,985.34, 227,679.93 and 89,533.84

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Solution

The fourth proportional to 164,985.34, 227,679.93 and 89,533.84 is: 123,556.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,985.34 : 227,679.93 = 89,533.84 : x
  2. Step 2: Convert to fraction form
    164,985.34/227,679.93 = 89,533.84/x
  3. Step 3: Cross multiply
    164,985.34x = 227,679.93 × 89,533.84
  4. Step 4: Simplify right side
    164,985.34x = 20,385,058,423.83
  5. Step 5: Solve for x
    x = 20,385,058,423.83/164,985.34
  6. Step 6: Final answer
    x = 123,556.79

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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.