Home / 190,185.02-262,458.56-104,142.63

Finding the Fourth Proportional to 190,185.02, 262,458.56 and 104,142.63

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Solution

The fourth proportional to 190,185.02, 262,458.56 and 104,142.63 is: 143,718.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,185.02 : 262,458.56 = 104,142.63 : x
  2. Step 2: Convert to fraction form
    190,185.02/262,458.56 = 104,142.63/x
  3. Step 3: Cross multiply
    190,185.02x = 262,458.56 × 104,142.63
  4. Step 4: Simplify right side
    190,185.02x = 27,333,124,183.70
  5. Step 5: Solve for x
    x = 27,333,124,183.70/190,185.02
  6. Step 6: Final answer
    x = 143,718.60

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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.