Home / 96,321.03-132,937.13-55,477.31

Finding the Fourth Proportional to 96,321.03, 132,937.13 and 55,477.31

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Solution

The fourth proportional to 96,321.03, 132,937.13 and 55,477.31 is: 76,566.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,321.03 : 132,937.13 = 55,477.31 : x
  2. Step 2: Convert to fraction form
    96,321.03/132,937.13 = 55,477.31/x
  3. Step 3: Cross multiply
    96,321.03x = 132,937.13 × 55,477.31
  4. Step 4: Simplify right side
    96,321.03x = 7,374,993,429.45
  5. Step 5: Solve for x
    x = 7,374,993,429.45/96,321.03
  6. Step 6: Final answer
    x = 76,566.80

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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.