Home / 190,152.79-262,131.25-144,751.63

Finding the Fourth Proportional to 190,152.79, 262,131.25 and 144,751.63

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Solution

The fourth proportional to 190,152.79, 262,131.25 and 144,751.63 is: 199,544.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,152.79 : 262,131.25 = 144,751.63 : x
  2. Step 2: Convert to fraction form
    190,152.79/262,131.25 = 144,751.63/x
  3. Step 3: Cross multiply
    190,152.79x = 262,131.25 × 144,751.63
  4. Step 4: Simplify right side
    190,152.79x = 37,943,925,711.44
  5. Step 5: Solve for x
    x = 37,943,925,711.44/190,152.79
  6. Step 6: Final answer
    x = 199,544.41

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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.