Home / 164,957.18-227,643.55-89,505.68

Finding the Fourth Proportional to 164,957.18, 227,643.55 and 89,505.68

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Solution

The fourth proportional to 164,957.18, 227,643.55 and 89,505.68 is: 123,519.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,957.18 : 227,643.55 = 89,505.68 : x
  2. Step 2: Convert to fraction form
    164,957.18/227,643.55 = 89,505.68/x
  3. Step 3: Cross multiply
    164,957.18x = 227,643.55 × 89,505.68
  4. Step 4: Simplify right side
    164,957.18x = 20,375,389,378.38
  5. Step 5: Solve for x
    x = 20,375,389,378.38/164,957.18
  6. Step 6: Final answer
    x = 123,519.27

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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.