Home / 190,254.54-262,550.61-109,681.68

Finding the Fourth Proportional to 190,254.54, 262,550.61 and 109,681.68

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Solution

The fourth proportional to 190,254.54, 262,550.61 and 109,681.68 is: 151,360.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,254.54 : 262,550.61 = 109,681.68 : x
  2. Step 2: Convert to fraction form
    190,254.54/262,550.61 = 109,681.68/x
  3. Step 3: Cross multiply
    190,254.54x = 262,550.61 × 109,681.68
  4. Step 4: Simplify right side
    190,254.54x = 28,796,991,989.82
  5. Step 5: Solve for x
    x = 28,796,991,989.82/190,254.54
  6. Step 6: Final answer
    x = 151,360.34

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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.