Home / 268,200.53-370,116.89-147,349.61

Finding the Fourth Proportional to 268,200.53, 370,116.89 and 147,349.61

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Solution

The fourth proportional to 268,200.53, 370,116.89 and 147,349.61 is: 203,342.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,200.53 : 370,116.89 = 147,349.61 : x
  2. Step 2: Convert to fraction form
    268,200.53/370,116.89 = 147,349.61/x
  3. Step 3: Cross multiply
    268,200.53x = 370,116.89 × 147,349.61
  4. Step 4: Simplify right side
    268,200.53x = 54,536,576,808.58
  5. Step 5: Solve for x
    x = 54,536,576,808.58/268,200.53
  6. Step 6: Final answer
    x = 203,342.54

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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.