Home / 110,208.45-165,250.44-100,804.35

Finding the Fourth Proportional to 110,208.45, 165,250.44 and 100,804.35

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Solution

The fourth proportional to 110,208.45, 165,250.44 and 100,804.35 is: 151,149.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,208.45 : 165,250.44 = 100,804.35 : x
  2. Step 2: Convert to fraction form
    110,208.45/165,250.44 = 100,804.35/x
  3. Step 3: Cross multiply
    110,208.45x = 165,250.44 × 100,804.35
  4. Step 4: Simplify right side
    110,208.45x = 16,657,963,191.41
  5. Step 5: Solve for x
    x = 16,657,963,191.41/110,208.45
  6. Step 6: Final answer
    x = 151,149.60

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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.