Home / 247,296.08-370,937.16-78,826.52

Finding the Fourth Proportional to 247,296.08, 370,937.16 and 78,826.52

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Solution

The fourth proportional to 247,296.08, 370,937.16 and 78,826.52 is: 118,237.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,296.08 : 370,937.16 = 78,826.52 : x
  2. Step 2: Convert to fraction form
    247,296.08/370,937.16 = 78,826.52/x
  3. Step 3: Cross multiply
    247,296.08x = 370,937.16 × 78,826.52
  4. Step 4: Simplify right side
    247,296.08x = 29,239,683,606.80
  5. Step 5: Solve for x
    x = 29,239,683,606.80/247,296.08
  6. Step 6: Final answer
    x = 118,237.56

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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.