Home / 190,475.23-262,858.78-104,442.06

Finding the Fourth Proportional to 190,475.23, 262,858.78 and 104,442.06

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Solution

The fourth proportional to 190,475.23, 262,858.78 and 104,442.06 is: 144,131.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,475.23 : 262,858.78 = 104,442.06 : x
  2. Step 2: Convert to fraction form
    190,475.23/262,858.78 = 104,442.06/x
  3. Step 3: Cross multiply
    190,475.23x = 262,858.78 × 104,442.06
  4. Step 4: Simplify right side
    190,475.23x = 27,453,513,259.33
  5. Step 5: Solve for x
    x = 27,453,513,259.33/190,475.23
  6. Step 6: Final answer
    x = 144,131.67

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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.