Home / 190,149.20-262,329.08-109,533.52

Finding the Fourth Proportional to 190,149.20, 262,329.08 and 109,533.52

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Solution

The fourth proportional to 190,149.20, 262,329.08 and 109,533.52 is: 151,112.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,149.20 : 262,329.08 = 109,533.52 : x
  2. Step 2: Convert to fraction form
    190,149.20/262,329.08 = 109,533.52/x
  3. Step 3: Cross multiply
    190,149.20x = 262,329.08 × 109,533.52
  4. Step 4: Simplify right side
    190,149.20x = 28,733,827,530.76
  5. Step 5: Solve for x
    x = 28,733,827,530.76/190,149.20
  6. Step 6: Final answer
    x = 151,112.01

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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.