Home / 77,715.85-116,573.51-33,313.81

Finding the Fourth Proportional to 77,715.85, 116,573.51 and 33,313.81

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Solution

The fourth proportional to 77,715.85, 116,573.51 and 33,313.81 is: 49,970.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,715.85 : 116,573.51 = 33,313.81 : x
  2. Step 2: Convert to fraction form
    77,715.85/116,573.51 = 33,313.81/x
  3. Step 3: Cross multiply
    77,715.85x = 116,573.51 × 33,313.81
  4. Step 4: Simplify right side
    77,715.85x = 3,883,507,596.60
  5. Step 5: Solve for x
    x = 3,883,507,596.60/77,715.85
  6. Step 6: Final answer
    x = 49,970.60

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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.