Home / 77,764.32-116,621.28-25,162.56

Finding the Fourth Proportional to 77,764.32, 116,621.28 and 25,162.56

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Solution

The fourth proportional to 77,764.32, 116,621.28 and 25,162.56 is: 37,735.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,764.32 : 116,621.28 = 25,162.56 : x
  2. Step 2: Convert to fraction form
    77,764.32/116,621.28 = 25,162.56/x
  3. Step 3: Cross multiply
    77,764.32x = 116,621.28 × 25,162.56
  4. Step 4: Simplify right side
    77,764.32x = 2,934,489,955.28
  5. Step 5: Solve for x
    x = 2,934,489,955.28/77,764.32
  6. Step 6: Final answer
    x = 37,735.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.