Home / 164,605.72-227,156.90-89,154.22

Finding the Fourth Proportional to 164,605.72, 227,156.90 and 89,154.22

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Solution

The fourth proportional to 164,605.72, 227,156.90 and 89,154.22 is: 123,033.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,605.72 : 227,156.90 = 89,154.22 : x
  2. Step 2: Convert to fraction form
    164,605.72/227,156.90 = 89,154.22/x
  3. Step 3: Cross multiply
    164,605.72x = 227,156.90 × 89,154.22
  4. Step 4: Simplify right side
    164,605.72x = 20,251,996,237.12
  5. Step 5: Solve for x
    x = 20,251,996,237.12/164,605.72
  6. Step 6: Final answer
    x = 123,033.37

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1.5x scale

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.