Home / 96,830.12-133,625.10-53,816.66

Finding the Fourth Proportional to 96,830.12, 133,625.10 and 53,816.66

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Solution

The fourth proportional to 96,830.12, 133,625.10 and 53,816.66 is: 74,266.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,830.12 : 133,625.10 = 53,816.66 : x
  2. Step 2: Convert to fraction form
    96,830.12/133,625.10 = 53,816.66/x
  3. Step 3: Cross multiply
    96,830.12x = 133,625.10 × 53,816.66
  4. Step 4: Simplify right side
    96,830.12x = 7,191,256,574.17
  5. Step 5: Solve for x
    x = 7,191,256,574.17/96,830.12
  6. Step 6: Final answer
    x = 74,266.73

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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.