Home / 190,277.76-262,610.88-114,837.12

Finding the Fourth Proportional to 190,277.76, 262,610.88 and 114,837.12

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Solution

The fourth proportional to 190,277.76, 262,610.88 and 114,837.12 is: 158,491.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,277.76 : 262,610.88 = 114,837.12 : x
  2. Step 2: Convert to fraction form
    190,277.76/262,610.88 = 114,837.12/x
  3. Step 3: Cross multiply
    190,277.76x = 262,610.88 × 114,837.12
  4. Step 4: Simplify right side
    190,277.76x = 30,157,477,139.87
  5. Step 5: Solve for x
    x = 30,157,477,139.87/190,277.76
  6. Step 6: Final answer
    x = 158,491.87

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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.