Home / 190,351.32-262,684.68-105,468.18

Finding the Fourth Proportional to 190,351.32, 262,684.68 and 105,468.18

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Solution

The fourth proportional to 190,351.32, 262,684.68 and 105,468.18 is: 145,546.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,351.32 : 262,684.68 = 105,468.18 : x
  2. Step 2: Convert to fraction form
    190,351.32/262,684.68 = 105,468.18/x
  3. Step 3: Cross multiply
    190,351.32x = 262,684.68 × 105,468.18
  4. Step 4: Simplify right side
    190,351.32x = 27,704,875,113.48
  5. Step 5: Solve for x
    x = 27,704,875,113.48/190,351.32
  6. Step 6: Final answer
    x = 145,546.01

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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.