Home / 190,252.80-262,511.28-114,799.68

Finding the Fourth Proportional to 190,252.80, 262,511.28 and 114,799.68

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Solution

The fourth proportional to 190,252.80, 262,511.28 and 114,799.68 is: 158,400.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,252.80 : 262,511.28 = 114,799.68 : x
  2. Step 2: Convert to fraction form
    190,252.80/262,511.28 = 114,799.68/x
  3. Step 3: Cross multiply
    190,252.80x = 262,511.28 × 114,799.68
  4. Step 4: Simplify right side
    190,252.80x = 30,136,210,940.39
  5. Step 5: Solve for x
    x = 30,136,210,940.39/190,252.80
  6. Step 6: Final answer
    x = 158,400.88

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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.