Home / 50,990.56-70,365.98-28,329.46

Finding the Fourth Proportional to 50,990.56, 70,365.98 and 28,329.46

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Solution

The fourth proportional to 50,990.56, 70,365.98 and 28,329.46 is: 39,094.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,990.56 : 70,365.98 = 28,329.46 : x
  2. Step 2: Convert to fraction form
    50,990.56/70,365.98 = 28,329.46/x
  3. Step 3: Cross multiply
    50,990.56x = 70,365.98 × 28,329.46
  4. Step 4: Simplify right side
    50,990.56x = 1,993,430,215.77
  5. Step 5: Solve for x
    x = 1,993,430,215.77/50,990.56
  6. Step 6: Final answer
    x = 39,094.10

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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.