Home / 47,182.71-70,783.35-15,591.51

Finding the Fourth Proportional to 47,182.71, 70,783.35 and 15,591.51

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Solution

The fourth proportional to 47,182.71, 70,783.35 and 15,591.51 is: 23,390.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,182.71 : 70,783.35 = 15,591.51 : x
  2. Step 2: Convert to fraction form
    47,182.71/70,783.35 = 15,591.51/x
  3. Step 3: Cross multiply
    47,182.71x = 70,783.35 × 15,591.51
  4. Step 4: Simplify right side
    47,182.71x = 1,103,619,309.36
  5. Step 5: Solve for x
    x = 1,103,619,309.36/47,182.71
  6. Step 6: Final answer
    x = 23,390.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.