Home / 83,785.02-115,623.63-46,059.54

Finding the Fourth Proportional to 83,785.02, 115,623.63 and 46,059.54

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Solution

The fourth proportional to 83,785.02, 115,623.63 and 46,059.54 is: 63,562.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,785.02 : 115,623.63 = 46,059.54 : x
  2. Step 2: Convert to fraction form
    83,785.02/115,623.63 = 46,059.54/x
  3. Step 3: Cross multiply
    83,785.02x = 115,623.63 × 46,059.54
  4. Step 4: Simplify right side
    83,785.02x = 5,325,571,210.93
  5. Step 5: Solve for x
    x = 5,325,571,210.93/83,785.02
  6. Step 6: Final answer
    x = 63,562.33

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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.