Home / 183,976.44-253,888.20-103,407.36

Finding the Fourth Proportional to 183,976.44, 253,888.20 and 103,407.36

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Solution

The fourth proportional to 183,976.44, 253,888.20 and 103,407.36 is: 142,702.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,976.44 : 253,888.20 = 103,407.36 : x
  2. Step 2: Convert to fraction form
    183,976.44/253,888.20 = 103,407.36/x
  3. Step 3: Cross multiply
    183,976.44x = 253,888.20 × 103,407.36
  4. Step 4: Simplify right side
    183,976.44x = 26,253,908,497.15
  5. Step 5: Solve for x
    x = 26,253,908,497.15/183,976.44
  6. Step 6: Final answer
    x = 142,702.56

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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.