Home / 247,765.06-371,645.83-70,271.92

Finding the Fourth Proportional to 247,765.06, 371,645.83 and 70,271.92

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Solution

The fourth proportional to 247,765.06, 371,645.83 and 70,271.92 is: 105,407.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,765.06 : 371,645.83 = 70,271.92 : x
  2. Step 2: Convert to fraction form
    247,765.06/371,645.83 = 70,271.92/x
  3. Step 3: Cross multiply
    247,765.06x = 371,645.83 × 70,271.92
  4. Step 4: Simplify right side
    247,765.06x = 26,116,266,034.09
  5. Step 5: Solve for x
    x = 26,116,266,034.09/247,765.06
  6. Step 6: Final answer
    x = 105,407.38

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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.