Home / 106,824.58-147,080.48-94,069.11

Finding the Fourth Proportional to 106,824.58, 147,080.48 and 94,069.11

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Solution

The fourth proportional to 106,824.58, 147,080.48 and 94,069.11 is: 129,518.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,824.58 : 147,080.48 = 94,069.11 : x
  2. Step 2: Convert to fraction form
    106,824.58/147,080.48 = 94,069.11/x
  3. Step 3: Cross multiply
    106,824.58x = 147,080.48 × 94,069.11
  4. Step 4: Simplify right side
    106,824.58x = 13,835,729,116.57
  5. Step 5: Solve for x
    x = 13,835,729,116.57/106,824.58
  6. Step 6: Final answer
    x = 129,518.22

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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.