Home / 96,776.32-133,547.87-54,336.64

Finding the Fourth Proportional to 96,776.32, 133,547.87 and 54,336.64

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Solution

The fourth proportional to 96,776.32, 133,547.87 and 54,336.64 is: 74,982.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,776.32 : 133,547.87 = 54,336.64 : x
  2. Step 2: Convert to fraction form
    96,776.32/133,547.87 = 54,336.64/x
  3. Step 3: Cross multiply
    96,776.32x = 133,547.87 × 54,336.64
  4. Step 4: Simplify right side
    96,776.32x = 7,256,541,867.22
  5. Step 5: Solve for x
    x = 7,256,541,867.22/96,776.32
  6. Step 6: Final answer
    x = 74,982.62

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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.