Home / 68,508.08-94,547.64-43,018.64

Finding the Fourth Proportional to 68,508.08, 94,547.64 and 43,018.64

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Solution

The fourth proportional to 68,508.08, 94,547.64 and 43,018.64 is: 59,369.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,508.08 : 94,547.64 = 43,018.64 : x
  2. Step 2: Convert to fraction form
    68,508.08/94,547.64 = 43,018.64/x
  3. Step 3: Cross multiply
    68,508.08x = 94,547.64 × 43,018.64
  4. Step 4: Simplify right side
    68,508.08x = 4,067,310,888.01
  5. Step 5: Solve for x
    x = 4,067,310,888.01/68,508.08
  6. Step 6: Final answer
    x = 59,369.80

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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.