Home / 190,094.38-262,388.70-109,575.72

Finding the Fourth Proportional to 190,094.38, 262,388.70 and 109,575.72

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Solution

The fourth proportional to 190,094.38, 262,388.70 and 109,575.72 is: 151,248.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,094.38 : 262,388.70 = 109,575.72 : x
  2. Step 2: Convert to fraction form
    190,094.38/262,388.70 = 109,575.72/x
  3. Step 3: Cross multiply
    190,094.38x = 262,388.70 × 109,575.72
  4. Step 4: Simplify right side
    190,094.38x = 28,751,430,722.36
  5. Step 5: Solve for x
    x = 28,751,430,722.36/190,094.38
  6. Step 6: Final answer
    x = 151,248.19

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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.