Home / 124,407.36-171,546.64-84,051.04

Finding the Fourth Proportional to 124,407.36, 171,546.64 and 84,051.04

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Solution

The fourth proportional to 124,407.36, 171,546.64 and 84,051.04 is: 115,898.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,407.36 : 171,546.64 = 84,051.04 : x
  2. Step 2: Convert to fraction form
    124,407.36/171,546.64 = 84,051.04/x
  3. Step 3: Cross multiply
    124,407.36x = 171,546.64 × 84,051.04
  4. Step 4: Simplify right side
    124,407.36x = 14,418,673,500.51
  5. Step 5: Solve for x
    x = 14,418,673,500.51/124,407.36
  6. Step 6: Final answer
    x = 115,898.88

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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.