Home / 124,208.47-171,408.33-67,620.25

Finding the Fourth Proportional to 124,208.47, 171,408.33 and 67,620.25

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Solution

The fourth proportional to 124,208.47, 171,408.33 and 67,620.25 is: 93,316.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,208.47 : 171,408.33 = 67,620.25 : x
  2. Step 2: Convert to fraction form
    124,208.47/171,408.33 = 67,620.25/x
  3. Step 3: Cross multiply
    124,208.47x = 171,408.33 × 67,620.25
  4. Step 4: Simplify right side
    124,208.47x = 11,590,674,126.68
  5. Step 5: Solve for x
    x = 11,590,674,126.68/124,208.47
  6. Step 6: Final answer
    x = 93,316.29

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1.5x scale

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.