Home / 164,693.05-227,276.18-89,241.55

Finding the Fourth Proportional to 164,693.05, 227,276.18 and 89,241.55

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Solution

The fourth proportional to 164,693.05, 227,276.18 and 89,241.55 is: 123,153.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,693.05 : 227,276.18 = 89,241.55 : x
  2. Step 2: Convert to fraction form
    164,693.05/227,276.18 = 89,241.55/x
  3. Step 3: Cross multiply
    164,693.05x = 227,276.18 × 89,241.55
  4. Step 4: Simplify right side
    164,693.05x = 20,282,477,901.54
  5. Step 5: Solve for x
    x = 20,282,477,901.54/164,693.05
  6. Step 6: Final answer
    x = 123,153.21

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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.