Home / 116,822.58-161,215.22-63,107.58

Finding the Fourth Proportional to 116,822.58, 161,215.22 and 63,107.58

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Solution

The fourth proportional to 116,822.58, 161,215.22 and 63,107.58 is: 87,088.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,822.58 : 161,215.22 = 63,107.58 : x
  2. Step 2: Convert to fraction form
    116,822.58/161,215.22 = 63,107.58/x
  3. Step 3: Cross multiply
    116,822.58x = 161,215.22 × 63,107.58
  4. Step 4: Simplify right side
    116,822.58x = 10,173,902,393.37
  5. Step 5: Solve for x
    x = 10,173,902,393.37/116,822.58
  6. Step 6: Final answer
    x = 87,088.49

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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.