Home / 247,263.30-370,896.21-105,071.94

Finding the Fourth Proportional to 247,263.30, 370,896.21 and 105,071.94

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Solution

The fourth proportional to 247,263.30, 370,896.21 and 105,071.94 is: 157,608.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,263.30 : 370,896.21 = 105,071.94 : x
  2. Step 2: Convert to fraction form
    247,263.30/370,896.21 = 105,071.94/x
  3. Step 3: Cross multiply
    247,263.30x = 370,896.21 × 105,071.94
  4. Step 4: Simplify right side
    247,263.30x = 38,970,784,323.35
  5. Step 5: Solve for x
    x = 38,970,784,323.35/247,263.30
  6. Step 6: Final answer
    x = 157,608.45

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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.