Home / 73,027.37-100,779.09-42,834.52

Finding the Fourth Proportional to 73,027.37, 100,779.09 and 42,834.52

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Solution

The fourth proportional to 73,027.37, 100,779.09 and 42,834.52 is: 59,112.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,027.37 : 100,779.09 = 42,834.52 : x
  2. Step 2: Convert to fraction form
    73,027.37/100,779.09 = 42,834.52/x
  3. Step 3: Cross multiply
    73,027.37x = 100,779.09 × 42,834.52
  4. Step 4: Simplify right side
    73,027.37x = 4,316,823,911.53
  5. Step 5: Solve for x
    x = 4,316,823,911.53/73,027.37
  6. Step 6: Final answer
    x = 59,112.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.