Home / 183,867.98-253,736.28-103,293.78

Finding the Fourth Proportional to 183,867.98, 253,736.28 and 103,293.78

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Solution

The fourth proportional to 183,867.98, 253,736.28 and 103,293.78 is: 142,544.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,867.98 : 253,736.28 = 103,293.78 : x
  2. Step 2: Convert to fraction form
    183,867.98/253,736.28 = 103,293.78/x
  3. Step 3: Cross multiply
    183,867.98x = 253,736.28 × 103,293.78
  4. Step 4: Simplify right side
    183,867.98x = 26,209,378,532.83
  5. Step 5: Solve for x
    x = 26,209,378,532.83/183,867.98
  6. Step 6: Final answer
    x = 142,544.55

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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.