Home / 268,272.18-370,193.94-155,102.22

Finding the Fourth Proportional to 268,272.18, 370,193.94 and 155,102.22

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Solution

The fourth proportional to 268,272.18, 370,193.94 and 155,102.22 is: 214,028.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,272.18 : 370,193.94 = 155,102.22 : x
  2. Step 2: Convert to fraction form
    268,272.18/370,193.94 = 155,102.22/x
  3. Step 3: Cross multiply
    268,272.18x = 370,193.94 × 155,102.22
  4. Step 4: Simplify right side
    268,272.18x = 57,417,901,924.55
  5. Step 5: Solve for x
    x = 57,417,901,924.55/268,272.18
  6. Step 6: Final answer
    x = 214,028.54

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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.