Home / 190,158.66-262,596.74-122,293.47

Finding the Fourth Proportional to 190,158.66, 262,596.74 and 122,293.47

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Solution

The fourth proportional to 190,158.66, 262,596.74 and 122,293.47 is: 168,879.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,158.66 : 262,596.74 = 122,293.47 : x
  2. Step 2: Convert to fraction form
    190,158.66/262,596.74 = 122,293.47/x
  3. Step 3: Cross multiply
    190,158.66x = 262,596.74 × 122,293.47
  4. Step 4: Simplify right side
    190,158.66x = 32,113,866,180.00
  5. Step 5: Solve for x
    x = 32,113,866,180.00/190,158.66
  6. Step 6: Final answer
    x = 168,879.32

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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.