Home / 96,826.78-133,612.95-53,807.53

Finding the Fourth Proportional to 96,826.78, 133,612.95 and 53,807.53

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Solution

The fourth proportional to 96,826.78, 133,612.95 and 53,807.53 is: 74,249.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,826.78 : 133,612.95 = 53,807.53 : x
  2. Step 2: Convert to fraction form
    96,826.78/133,612.95 = 53,807.53/x
  3. Step 3: Cross multiply
    96,826.78x = 133,612.95 × 53,807.53
  4. Step 4: Simplify right side
    96,826.78x = 7,189,382,815.51
  5. Step 5: Solve for x
    x = 7,189,382,815.51/96,826.78
  6. Step 6: Final answer
    x = 74,249.94

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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.