Home / 50,947.76-70,331.64-33,980.24

Finding the Fourth Proportional to 50,947.76, 70,331.64 and 33,980.24

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Solution

The fourth proportional to 50,947.76, 70,331.64 and 33,980.24 is: 46,908.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,947.76 : 70,331.64 = 33,980.24 : x
  2. Step 2: Convert to fraction form
    50,947.76/70,331.64 = 33,980.24/x
  3. Step 3: Cross multiply
    50,947.76x = 70,331.64 × 33,980.24
  4. Step 4: Simplify right side
    50,947.76x = 2,389,886,006.79
  5. Step 5: Solve for x
    x = 2,389,886,006.79/50,947.76
  6. Step 6: Final answer
    x = 46,908.56

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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.