Home / 124,223.44-171,419.68-70,509.56

Finding the Fourth Proportional to 124,223.44, 171,419.68 and 70,509.56

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Solution

The fourth proportional to 124,223.44, 171,419.68 and 70,509.56 is: 97,298.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,223.44 : 171,419.68 = 70,509.56 : x
  2. Step 2: Convert to fraction form
    124,223.44/171,419.68 = 70,509.56/x
  3. Step 3: Cross multiply
    124,223.44x = 171,419.68 × 70,509.56
  4. Step 4: Simplify right side
    124,223.44x = 12,086,726,212.14
  5. Step 5: Solve for x
    x = 12,086,726,212.14/124,223.44
  6. Step 6: Final answer
    x = 97,298.27

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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.