Home / 247,539.30-371,323.19-70,031.44

Finding the Fourth Proportional to 247,539.30, 371,323.19 and 70,031.44

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Solution

The fourth proportional to 247,539.30, 371,323.19 and 70,031.44 is: 105,051.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,539.30 : 371,323.19 = 70,031.44 : x
  2. Step 2: Convert to fraction form
    247,539.30/371,323.19 = 70,031.44/x
  3. Step 3: Cross multiply
    247,539.30x = 371,323.19 × 70,031.44
  4. Step 4: Simplify right side
    247,539.30x = 26,004,297,701.09
  5. Step 5: Solve for x
    x = 26,004,297,701.09/247,539.30
  6. Step 6: Final answer
    x = 105,051.19

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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.