Home / 84,021.18-115,951.38-46,295.46

Finding the Fourth Proportional to 84,021.18, 115,951.38 and 46,295.46

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Solution

The fourth proportional to 84,021.18, 115,951.38 and 46,295.46 is: 63,888.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,021.18 : 115,951.38 = 46,295.46 : x
  2. Step 2: Convert to fraction form
    84,021.18/115,951.38 = 46,295.46/x
  3. Step 3: Cross multiply
    84,021.18x = 115,951.38 × 46,295.46
  4. Step 4: Simplify right side
    84,021.18x = 5,368,022,474.73
  5. Step 5: Solve for x
    x = 5,368,022,474.73/84,021.18
  6. Step 6: Final answer
    x = 63,888.92

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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.