Home / 96,975.12-133,830.96-54,536.16

Finding the Fourth Proportional to 96,975.12, 133,830.96 and 54,536.16

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Solution

The fourth proportional to 96,975.12, 133,830.96 and 54,536.16 is: 75,262.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,975.12 : 133,830.96 = 54,536.16 : x
  2. Step 2: Convert to fraction form
    96,975.12/133,830.96 = 54,536.16/x
  3. Step 3: Cross multiply
    96,975.12x = 133,830.96 × 54,536.16
  4. Step 4: Simplify right side
    96,975.12x = 7,298,626,647.51
  5. Step 5: Solve for x
    x = 7,298,626,647.51/96,975.12
  6. Step 6: Final answer
    x = 75,262.88

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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.