Home / 190,015.80-262,180.98-114,562.68

Finding the Fourth Proportional to 190,015.80, 262,180.98 and 114,562.68

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Solution

The fourth proportional to 190,015.80, 262,180.98 and 114,562.68 is: 158,071.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,015.80 : 262,180.98 = 114,562.68 : x
  2. Step 2: Convert to fraction form
    190,015.80/262,180.98 = 114,562.68/x
  3. Step 3: Cross multiply
    190,015.80x = 262,180.98 × 114,562.68
  4. Step 4: Simplify right side
    190,015.80x = 30,036,155,713.83
  5. Step 5: Solve for x
    x = 30,036,155,713.83/190,015.80
  6. Step 6: Final answer
    x = 158,071.89

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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.