Home / 115,739.02-173,564.47-40,845.21

Finding the Fourth Proportional to 115,739.02, 173,564.47 and 40,845.21

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Solution

The fourth proportional to 115,739.02, 173,564.47 and 40,845.21 is: 61,252.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,739.02 : 173,564.47 = 40,845.21 : x
  2. Step 2: Convert to fraction form
    115,739.02/173,564.47 = 40,845.21/x
  3. Step 3: Cross multiply
    115,739.02x = 173,564.47 × 40,845.21
  4. Step 4: Simplify right side
    115,739.02x = 7,089,277,225.69
  5. Step 5: Solve for x
    x = 7,089,277,225.69/115,739.02
  6. Step 6: Final answer
    x = 61,252.27

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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.