Home / 190,295.37-262,607.04-109,722.20

Finding the Fourth Proportional to 190,295.37, 262,607.04 and 109,722.20

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Solution

The fourth proportional to 190,295.37, 262,607.04 and 109,722.20 is: 151,416.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,295.37 : 262,607.04 = 109,722.20 : x
  2. Step 2: Convert to fraction form
    190,295.37/262,607.04 = 109,722.20/x
  3. Step 3: Cross multiply
    190,295.37x = 262,607.04 × 109,722.20
  4. Step 4: Simplify right side
    190,295.37x = 28,813,820,851.25
  5. Step 5: Solve for x
    x = 28,813,820,851.25/190,295.37
  6. Step 6: Final answer
    x = 151,416.30

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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.