Home / 350,890.10-526,517.40-163,901.60

Finding the Fourth Proportional to 350,890.10, 526,517.40 and 163,901.60

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Solution

The fourth proportional to 350,890.10, 526,517.40 and 163,901.60 is: 245,937.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,890.10 : 526,517.40 = 163,901.60 : x
  2. Step 2: Convert to fraction form
    350,890.10/526,517.40 = 163,901.60/x
  3. Step 3: Cross multiply
    350,890.10x = 526,517.40 × 163,901.60
  4. Step 4: Simplify right side
    350,890.10x = 86,297,044,287.84
  5. Step 5: Solve for x
    x = 86,297,044,287.84/350,890.10
  6. Step 6: Final answer
    x = 245,937.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.