Home / 86,573.07-129,620.43-44,362.26

Finding the Fourth Proportional to 86,573.07, 129,620.43 and 44,362.26

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Solution

The fourth proportional to 86,573.07, 129,620.43 and 44,362.26 is: 66,420.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,573.07 : 129,620.43 = 44,362.26 : x
  2. Step 2: Convert to fraction form
    86,573.07/129,620.43 = 44,362.26/x
  3. Step 3: Cross multiply
    86,573.07x = 129,620.43 × 44,362.26
  4. Step 4: Simplify right side
    86,573.07x = 5,750,255,216.97
  5. Step 5: Solve for x
    x = 5,750,255,216.97/86,573.07
  6. Step 6: Final answer
    x = 66,420.83

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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.