Home / 190,326.75-262,532.14-122,432.24

Finding the Fourth Proportional to 190,326.75, 262,532.14 and 122,432.24

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Solution

The fourth proportional to 190,326.75, 262,532.14 and 122,432.24 is: 168,880.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,326.75 : 262,532.14 = 122,432.24 : x
  2. Step 2: Convert to fraction form
    190,326.75/262,532.14 = 122,432.24/x
  3. Step 3: Cross multiply
    190,326.75x = 262,532.14 × 122,432.24
  4. Step 4: Simplify right side
    190,326.75x = 32,142,398,322.44
  5. Step 5: Solve for x
    x = 32,142,398,322.44/190,326.75
  6. Step 6: Final answer
    x = 168,880.09

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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.