Home / 248,302.18-372,293-106,240.16

Finding the Fourth Proportional to 248,302.18, 372,293 and 106,240.16

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Solution

The fourth proportional to 248,302.18, 372,293 and 106,240.16 is: 159,291.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,302.18 : 372,293 = 106,240.16 : x
  2. Step 2: Convert to fraction form
    248,302.18/372,293 = 106,240.16/x
  3. Step 3: Cross multiply
    248,302.18x = 372,293 × 106,240.16
  4. Step 4: Simplify right side
    248,302.18x = 39,552,467,886.88
  5. Step 5: Solve for x
    x = 39,552,467,886.88/248,302.18
  6. Step 6: Final answer
    x = 159,291.67

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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.