Home / 96,405.24-133,051.77-53,972.58

Finding the Fourth Proportional to 96,405.24, 133,051.77 and 53,972.58

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Solution

The fourth proportional to 96,405.24, 133,051.77 and 53,972.58 is: 74,489.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,405.24 : 133,051.77 = 53,972.58 : x
  2. Step 2: Convert to fraction form
    96,405.24/133,051.77 = 53,972.58/x
  3. Step 3: Cross multiply
    96,405.24x = 133,051.77 × 53,972.58
  4. Step 4: Simplify right side
    96,405.24x = 7,181,147,300.47
  5. Step 5: Solve for x
    x = 7,181,147,300.47/96,405.24
  6. Step 6: Final answer
    x = 74,489.18

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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.