Home / 190,155.63-262,404.78-104,098.13

Finding the Fourth Proportional to 190,155.63, 262,404.78 and 104,098.13

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Solution

The fourth proportional to 190,155.63, 262,404.78 and 104,098.13 is: 143,649.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,155.63 : 262,404.78 = 104,098.13 : x
  2. Step 2: Convert to fraction form
    190,155.63/262,404.78 = 104,098.13/x
  3. Step 3: Cross multiply
    190,155.63x = 262,404.78 × 104,098.13
  4. Step 4: Simplify right side
    190,155.63x = 27,315,845,589.04
  5. Step 5: Solve for x
    x = 27,315,845,589.04/190,155.63
  6. Step 6: Final answer
    x = 143,649.94

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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.