Home / 110,739.32-152,821.32-60,438.32

Finding the Fourth Proportional to 110,739.32, 152,821.32 and 60,438.32

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Solution

The fourth proportional to 110,739.32, 152,821.32 and 60,438.32 is: 83,405.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,739.32 : 152,821.32 = 60,438.32 : x
  2. Step 2: Convert to fraction form
    110,739.32/152,821.32 = 60,438.32/x
  3. Step 3: Cross multiply
    110,739.32x = 152,821.32 × 60,438.32
  4. Step 4: Simplify right side
    110,739.32x = 9,236,263,840.98
  5. Step 5: Solve for x
    x = 9,236,263,840.98/110,739.32
  6. Step 6: Final answer
    x = 83,405.46

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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.