Home / 84,321.50-116,362.80-46,080.62

Finding the Fourth Proportional to 84,321.50, 116,362.80 and 46,080.62

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Solution

The fourth proportional to 84,321.50, 116,362.80 and 46,080.62 is: 63,590.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,321.50 : 116,362.80 = 46,080.62 : x
  2. Step 2: Convert to fraction form
    84,321.50/116,362.80 = 46,080.62/x
  3. Step 3: Cross multiply
    84,321.50x = 116,362.80 × 46,080.62
  4. Step 4: Simplify right side
    84,321.50x = 5,362,069,968.94
  5. Step 5: Solve for x
    x = 5,362,069,968.94/84,321.50
  6. Step 6: Final answer
    x = 63,590.78

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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.