Home / 183,965.22-253,941.39-107,509.23

Finding the Fourth Proportional to 183,965.22, 253,941.39 and 107,509.23

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Solution

The fourth proportional to 183,965.22, 253,941.39 and 107,509.23 is: 148,403.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,965.22 : 253,941.39 = 107,509.23 : x
  2. Step 2: Convert to fraction form
    183,965.22/253,941.39 = 107,509.23/x
  3. Step 3: Cross multiply
    183,965.22x = 253,941.39 × 107,509.23
  4. Step 4: Simplify right side
    183,965.22x = 27,301,043,304.03
  5. Step 5: Solve for x
    x = 27,301,043,304.03/183,965.22
  6. Step 6: Final answer
    x = 148,403.29

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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.