Home / 50,967.05-70,335.47-28,308.14

Finding the Fourth Proportional to 50,967.05, 70,335.47 and 28,308.14

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Solution

The fourth proportional to 50,967.05, 70,335.47 and 28,308.14 is: 39,065.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,967.05 : 70,335.47 = 28,308.14 : x
  2. Step 2: Convert to fraction form
    50,967.05/70,335.47 = 28,308.14/x
  3. Step 3: Cross multiply
    50,967.05x = 70,335.47 × 28,308.14
  4. Step 4: Simplify right side
    50,967.05x = 1,991,066,331.73
  5. Step 5: Solve for x
    x = 1,991,066,331.73/50,967.05
  6. Step 6: Final answer
    x = 39,065.76

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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.