Home / 147,162.38-203,084.08-80,094.38

Finding the Fourth Proportional to 147,162.38, 203,084.08 and 80,094.38

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Solution

The fourth proportional to 147,162.38, 203,084.08 and 80,094.38 is: 110,530.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,162.38 : 203,084.08 = 80,094.38 : x
  2. Step 2: Convert to fraction form
    147,162.38/203,084.08 = 80,094.38/x
  3. Step 3: Cross multiply
    147,162.38x = 203,084.08 × 80,094.38
  4. Step 4: Simplify right side
    147,162.38x = 16,265,892,259.81
  5. Step 5: Solve for x
    x = 16,265,892,259.81/147,162.38
  6. Step 6: Final answer
    x = 110,530.24

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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.