Home / 96,543.90-133,230.96-54,102.87

Finding the Fourth Proportional to 96,543.90, 133,230.96 and 54,102.87

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Solution

The fourth proportional to 96,543.90, 133,230.96 and 54,102.87 is: 74,662.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,543.90 : 133,230.96 = 54,102.87 : x
  2. Step 2: Convert to fraction form
    96,543.90/133,230.96 = 54,102.87/x
  3. Step 3: Cross multiply
    96,543.90x = 133,230.96 × 54,102.87
  4. Step 4: Simplify right side
    96,543.90x = 7,208,177,308.86
  5. Step 5: Solve for x
    x = 7,208,177,308.86/96,543.90
  6. Step 6: Final answer
    x = 74,662.17

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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.