Home / 67,028.55-92,493.60-38,342.40

Finding the Fourth Proportional to 67,028.55, 92,493.60 and 38,342.40

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Solution

The fourth proportional to 67,028.55, 92,493.60 and 38,342.40 is: 52,909.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,028.55 : 92,493.60 = 38,342.40 : x
  2. Step 2: Convert to fraction form
    67,028.55/92,493.60 = 38,342.40/x
  3. Step 3: Cross multiply
    67,028.55x = 92,493.60 × 38,342.40
  4. Step 4: Simplify right side
    67,028.55x = 3,546,426,608.64
  5. Step 5: Solve for x
    x = 3,546,426,608.64/67,028.55
  6. Step 6: Final answer
    x = 52,909.19

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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.