Home / 124,563.21-171,906.74-70,845.02

Finding the Fourth Proportional to 124,563.21, 171,906.74 and 70,845.02

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Solution

The fourth proportional to 124,563.21, 171,906.74 and 70,845.02 is: 97,771.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,563.21 : 171,906.74 = 70,845.02 : x
  2. Step 2: Convert to fraction form
    124,563.21/171,906.74 = 70,845.02/x
  3. Step 3: Cross multiply
    124,563.21x = 171,906.74 × 70,845.02
  4. Step 4: Simplify right side
    124,563.21x = 12,178,736,130.00
  5. Step 5: Solve for x
    x = 12,178,736,130.00/124,563.21
  6. Step 6: Final answer
    x = 97,771.54

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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.