Home / 77,740.54-116,627.82-25,155.34

Finding the Fourth Proportional to 77,740.54, 116,627.82 and 25,155.34

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Solution

The fourth proportional to 77,740.54, 116,627.82 and 25,155.34 is: 37,738.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,740.54 : 116,627.82 = 25,155.34 : x
  2. Step 2: Convert to fraction form
    77,740.54/116,627.82 = 25,155.34/x
  3. Step 3: Cross multiply
    77,740.54x = 116,627.82 × 25,155.34
  4. Step 4: Simplify right side
    77,740.54x = 2,933,812,465.56
  5. Step 5: Solve for x
    x = 2,933,812,465.56/77,740.54
  6. Step 6: Final answer
    x = 37,738.51

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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.