Home / 164,671.04-227,245.95-89,219.54

Finding the Fourth Proportional to 164,671.04, 227,245.95 and 89,219.54

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Solution

The fourth proportional to 164,671.04, 227,245.95 and 89,219.54 is: 123,122.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,671.04 : 227,245.95 = 89,219.54 : x
  2. Step 2: Convert to fraction form
    164,671.04/227,245.95 = 89,219.54/x
  3. Step 3: Cross multiply
    164,671.04x = 227,245.95 × 89,219.54
  4. Step 4: Simplify right side
    164,671.04x = 20,274,777,989.63
  5. Step 5: Solve for x
    x = 20,274,777,989.63/164,671.04
  6. Step 6: Final answer
    x = 123,122.92

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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.