Home / 164,591.84-227,137.68-89,140.34

Finding the Fourth Proportional to 164,591.84, 227,137.68 and 89,140.34

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Solution

The fourth proportional to 164,591.84, 227,137.68 and 89,140.34 is: 123,014.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,591.84 : 227,137.68 = 89,140.34 : x
  2. Step 2: Convert to fraction form
    164,591.84/227,137.68 = 89,140.34/x
  3. Step 3: Cross multiply
    164,591.84x = 227,137.68 × 89,140.34
  4. Step 4: Simplify right side
    164,591.84x = 20,247,128,886.32
  5. Step 5: Solve for x
    x = 20,247,128,886.32/164,591.84
  6. Step 6: Final answer
    x = 123,014.18

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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.