Home / 50,548.50-69,756.93-28,192.50

Finding the Fourth Proportional to 50,548.50, 69,756.93 and 28,192.50

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Solution

The fourth proportional to 50,548.50, 69,756.93 and 28,192.50 is: 38,905.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,548.50 : 69,756.93 = 28,192.50 : x
  2. Step 2: Convert to fraction form
    50,548.50/69,756.93 = 28,192.50/x
  3. Step 3: Cross multiply
    50,548.50x = 69,756.93 × 28,192.50
  4. Step 4: Simplify right side
    50,548.50x = 1,966,622,249.03
  5. Step 5: Solve for x
    x = 1,966,622,249.03/50,548.50
  6. Step 6: Final answer
    x = 38,905.65

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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.