Home / 110,011.54-164,990.88-50,790.32

Finding the Fourth Proportional to 110,011.54, 164,990.88 and 50,790.32

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Solution

The fourth proportional to 110,011.54, 164,990.88 and 50,790.32 is: 76,173.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,011.54 : 164,990.88 = 50,790.32 : x
  2. Step 2: Convert to fraction form
    110,011.54/164,990.88 = 50,790.32/x
  3. Step 3: Cross multiply
    110,011.54x = 164,990.88 × 50,790.32
  4. Step 4: Simplify right side
    110,011.54x = 8,379,939,592.28
  5. Step 5: Solve for x
    x = 8,379,939,592.28/110,011.54
  6. Step 6: Final answer
    x = 76,173.28

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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.