Home / 106,713.44-147,333.24-68,489.48

Finding the Fourth Proportional to 106,713.44, 147,333.24 and 68,489.48

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Solution

The fourth proportional to 106,713.44, 147,333.24 and 68,489.48 is: 94,559.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,713.44 : 147,333.24 = 68,489.48 : x
  2. Step 2: Convert to fraction form
    106,713.44/147,333.24 = 68,489.48/x
  3. Step 3: Cross multiply
    106,713.44x = 147,333.24 × 68,489.48
  4. Step 4: Simplify right side
    106,713.44x = 10,090,776,994.32
  5. Step 5: Solve for x
    x = 10,090,776,994.32/106,713.44
  6. Step 6: Final answer
    x = 94,559.57

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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.