Home / 106,764.36-147,349.44-61,441.35

Finding the Fourth Proportional to 106,764.36, 147,349.44 and 61,441.35

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Solution

The fourth proportional to 106,764.36, 147,349.44 and 61,441.35 is: 84,797.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,764.36 : 147,349.44 = 61,441.35 : x
  2. Step 2: Convert to fraction form
    106,764.36/147,349.44 = 61,441.35/x
  3. Step 3: Cross multiply
    106,764.36x = 147,349.44 × 61,441.35
  4. Step 4: Simplify right side
    106,764.36x = 9,053,348,515.34
  5. Step 5: Solve for x
    x = 9,053,348,515.34/106,764.36
  6. Step 6: Final answer
    x = 84,797.48

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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.