Home / 75,069.56-103,633.48-43,232.31

Finding the Fourth Proportional to 75,069.56, 103,633.48 and 43,232.31

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Solution

The fourth proportional to 75,069.56, 103,633.48 and 43,232.31 is: 59,682.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,069.56 : 103,633.48 = 43,232.31 : x
  2. Step 2: Convert to fraction form
    75,069.56/103,633.48 = 43,232.31/x
  3. Step 3: Cross multiply
    75,069.56x = 103,633.48 × 43,232.31
  4. Step 4: Simplify right side
    75,069.56x = 4,480,314,733.74
  5. Step 5: Solve for x
    x = 4,480,314,733.74/75,069.56
  6. Step 6: Final answer
    x = 59,682.18

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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.