Home / 190,273.41-262,576.80-109,700.55

Finding the Fourth Proportional to 190,273.41, 262,576.80 and 109,700.55

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Solution

The fourth proportional to 190,273.41, 262,576.80 and 109,700.55 is: 151,386.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,273.41 : 262,576.80 = 109,700.55 : x
  2. Step 2: Convert to fraction form
    190,273.41/262,576.80 = 109,700.55/x
  3. Step 3: Cross multiply
    190,273.41x = 262,576.80 × 109,700.55
  4. Step 4: Simplify right side
    190,273.41x = 28,804,819,377.24
  5. Step 5: Solve for x
    x = 28,804,819,377.24/190,273.41
  6. Step 6: Final answer
    x = 151,386.47

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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.