Home / 124,208.24-171,408.02-67,620.02

Finding the Fourth Proportional to 124,208.24, 171,408.02 and 67,620.02

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Solution

The fourth proportional to 124,208.24, 171,408.02 and 67,620.02 is: 93,315.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,208.24 : 171,408.02 = 67,620.02 : x
  2. Step 2: Convert to fraction form
    124,208.24/171,408.02 = 67,620.02/x
  3. Step 3: Cross multiply
    124,208.24x = 171,408.02 × 67,620.02
  4. Step 4: Simplify right side
    124,208.24x = 11,590,613,740.56
  5. Step 5: Solve for x
    x = 11,590,613,740.56/124,208.24
  6. Step 6: Final answer
    x = 93,315.98

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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.