Home / 77,533.80-116,231.58-30,754.68

Finding the Fourth Proportional to 77,533.80, 116,231.58 and 30,754.68

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Solution

The fourth proportional to 77,533.80, 116,231.58 and 30,754.68 is: 46,104.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,533.80 : 116,231.58 = 30,754.68 : x
  2. Step 2: Convert to fraction form
    77,533.80/116,231.58 = 30,754.68/x
  3. Step 3: Cross multiply
    77,533.80x = 116,231.58 × 30,754.68
  4. Step 4: Simplify right side
    77,533.80x = 3,574,665,048.79
  5. Step 5: Solve for x
    x = 3,574,665,048.79/77,533.80
  6. Step 6: Final answer
    x = 46,104.60

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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.