Home / 190,369.42-262,681.40-117,845.26

Finding the Fourth Proportional to 190,369.42, 262,681.40 and 117,845.26

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Solution

The fourth proportional to 190,369.42, 262,681.40 and 117,845.26 is: 162,608.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,369.42 : 262,681.40 = 117,845.26 : x
  2. Step 2: Convert to fraction form
    190,369.42/262,681.40 = 117,845.26/x
  3. Step 3: Cross multiply
    190,369.42x = 262,681.40 × 117,845.26
  4. Step 4: Simplify right side
    190,369.42x = 30,955,757,880.16
  5. Step 5: Solve for x
    x = 30,955,757,880.16/190,369.42
  6. Step 6: Final answer
    x = 162,608.88

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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.