Home / 50,258.68-69,362.51-28,750.41

Finding the Fourth Proportional to 50,258.68, 69,362.51 and 28,750.41

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Solution

The fourth proportional to 50,258.68, 69,362.51 and 28,750.41 is: 39,678.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,258.68 : 69,362.51 = 28,750.41 : x
  2. Step 2: Convert to fraction form
    50,258.68/69,362.51 = 28,750.41/x
  3. Step 3: Cross multiply
    50,258.68x = 69,362.51 × 28,750.41
  4. Step 4: Simplify right side
    50,258.68x = 1,994,200,457.38
  5. Step 5: Solve for x
    x = 1,994,200,457.38/50,258.68
  6. Step 6: Final answer
    x = 39,678.73

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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.