Home / 147,025.63-203,171.18-120,158.34

Finding the Fourth Proportional to 147,025.63, 203,171.18 and 120,158.34

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Solution

The fourth proportional to 147,025.63, 203,171.18 and 120,158.34 is: 166,043.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,025.63 : 203,171.18 = 120,158.34 : x
  2. Step 2: Convert to fraction form
    147,025.63/203,171.18 = 120,158.34/x
  3. Step 3: Cross multiply
    147,025.63x = 203,171.18 × 120,158.34
  4. Step 4: Simplify right side
    147,025.63x = 24,412,711,724.64
  5. Step 5: Solve for x
    x = 24,412,711,724.64/147,025.63
  6. Step 6: Final answer
    x = 166,043.92

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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.