Home / 96,812.64-133,603.16-53,796.11

Finding the Fourth Proportional to 96,812.64, 133,603.16 and 53,796.11

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Solution

The fourth proportional to 96,812.64, 133,603.16 and 53,796.11 is: 74,239.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,812.64 : 133,603.16 = 53,796.11 : x
  2. Step 2: Convert to fraction form
    96,812.64/133,603.16 = 53,796.11/x
  3. Step 3: Cross multiply
    96,812.64x = 133,603.16 × 53,796.11
  4. Step 4: Simplify right side
    96,812.64x = 7,187,330,291.71
  5. Step 5: Solve for x
    x = 7,187,330,291.71/96,812.64
  6. Step 6: Final answer
    x = 74,239.59

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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.