Home / 190,284.76-262,466.37-122,387.62

Finding the Fourth Proportional to 190,284.76, 262,466.37 and 122,387.62

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Solution

The fourth proportional to 190,284.76, 262,466.37 and 122,387.62 is: 168,813.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,284.76 : 262,466.37 = 122,387.62 : x
  2. Step 2: Convert to fraction form
    190,284.76/262,466.37 = 122,387.62/x
  3. Step 3: Cross multiply
    190,284.76x = 262,466.37 × 122,387.62
  4. Step 4: Simplify right side
    190,284.76x = 32,122,634,354.34
  5. Step 5: Solve for x
    x = 32,122,634,354.34/190,284.76
  6. Step 6: Final answer
    x = 168,813.49

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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.