Home / 68,402.48-94,394.77-38,189.07

Finding the Fourth Proportional to 68,402.48, 94,394.77 and 38,189.07

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Solution

The fourth proportional to 68,402.48, 94,394.77 and 38,189.07 is: 52,700.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,402.48 : 94,394.77 = 38,189.07 : x
  2. Step 2: Convert to fraction form
    68,402.48/94,394.77 = 38,189.07/x
  3. Step 3: Cross multiply
    68,402.48x = 94,394.77 × 38,189.07
  4. Step 4: Simplify right side
    68,402.48x = 3,604,848,383.69
  5. Step 5: Solve for x
    x = 3,604,848,383.69/68,402.48
  6. Step 6: Final answer
    x = 52,700.55

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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.