Home / 94,860.39-130,902.20-52,416.20

Finding the Fourth Proportional to 94,860.39, 130,902.20 and 52,416.20

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Solution

The fourth proportional to 94,860.39, 130,902.20 and 52,416.20 is: 72,331.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,860.39 : 130,902.20 = 52,416.20 : x
  2. Step 2: Convert to fraction form
    94,860.39/130,902.20 = 52,416.20/x
  3. Step 3: Cross multiply
    94,860.39x = 130,902.20 × 52,416.20
  4. Step 4: Simplify right side
    94,860.39x = 6,861,394,979.05
  5. Step 5: Solve for x
    x = 6,861,394,979.05/94,860.39
  6. Step 6: Final answer
    x = 72,331.51

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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.