Home / 85,923.37-118,571.14-47,684.59

Finding the Fourth Proportional to 85,923.37, 118,571.14 and 47,684.59

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Solution

The fourth proportional to 85,923.37, 118,571.14 and 47,684.59 is: 65,803.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,923.37 : 118,571.14 = 47,684.59 : x
  2. Step 2: Convert to fraction form
    85,923.37/118,571.14 = 47,684.59/x
  3. Step 3: Cross multiply
    85,923.37x = 118,571.14 × 47,684.59
  4. Step 4: Simplify right side
    85,923.37x = 5,654,016,196.73
  5. Step 5: Solve for x
    x = 5,654,016,196.73/85,923.37
  6. Step 6: Final answer
    x = 65,803.01

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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.