Home / 124,208.40-171,408.24-67,620.18

Finding the Fourth Proportional to 124,208.40, 171,408.24 and 67,620.18

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Solution

The fourth proportional to 124,208.40, 171,408.24 and 67,620.18 is: 93,316.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,208.40 : 171,408.24 = 67,620.18 : x
  2. Step 2: Convert to fraction form
    124,208.40/171,408.24 = 67,620.18/x
  3. Step 3: Cross multiply
    124,208.40x = 171,408.24 × 67,620.18
  4. Step 4: Simplify right side
    124,208.40x = 11,590,656,042.28
  5. Step 5: Solve for x
    x = 11,590,656,042.28/124,208.40
  6. Step 6: Final answer
    x = 93,316.20

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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.