Home / 190,359.24-262,690.05-104,317.20

Finding the Fourth Proportional to 190,359.24, 262,690.05 and 104,317.20

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Solution

The fourth proportional to 190,359.24, 262,690.05 and 104,317.20 is: 143,954.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,359.24 : 262,690.05 = 104,317.20 : x
  2. Step 2: Convert to fraction form
    190,359.24/262,690.05 = 104,317.20/x
  3. Step 3: Cross multiply
    190,359.24x = 262,690.05 × 104,317.20
  4. Step 4: Simplify right side
    190,359.24x = 27,403,090,483.86
  5. Step 5: Solve for x
    x = 27,403,090,483.86/190,359.24
  6. Step 6: Final answer
    x = 143,954.61

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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.