Home / 157,319.55-217,181.45-106,600.32

Finding the Fourth Proportional to 157,319.55, 217,181.45 and 106,600.32

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Solution

The fourth proportional to 157,319.55, 217,181.45 and 106,600.32 is: 147,162.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,319.55 : 217,181.45 = 106,600.32 : x
  2. Step 2: Convert to fraction form
    157,319.55/217,181.45 = 106,600.32/x
  3. Step 3: Cross multiply
    157,319.55x = 217,181.45 × 106,600.32
  4. Step 4: Simplify right side
    157,319.55x = 23,151,612,334.56
  5. Step 5: Solve for x
    x = 23,151,612,334.56/157,319.55
  6. Step 6: Final answer
    x = 147,162.97

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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.