Home / 183,835.37-253,653.45-107,319.74

Finding the Fourth Proportional to 183,835.37, 253,653.45 and 107,319.74

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Solution

The fourth proportional to 183,835.37, 253,653.45 and 107,319.74 is: 148,078.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,835.37 : 253,653.45 = 107,319.74 : x
  2. Step 2: Convert to fraction form
    183,835.37/253,653.45 = 107,319.74/x
  3. Step 3: Cross multiply
    183,835.37x = 253,653.45 × 107,319.74
  4. Step 4: Simplify right side
    183,835.37x = 27,222,022,304.10
  5. Step 5: Solve for x
    x = 27,222,022,304.10/183,835.37
  6. Step 6: Final answer
    x = 148,078.26

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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.