Home / 68,650.18-94,688.33-63,003.16

Finding the Fourth Proportional to 68,650.18, 94,688.33 and 63,003.16

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Solution

The fourth proportional to 68,650.18, 94,688.33 and 63,003.16 is: 86,899.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,650.18 : 94,688.33 = 63,003.16 : x
  2. Step 2: Convert to fraction form
    68,650.18/94,688.33 = 63,003.16/x
  3. Step 3: Cross multiply
    68,650.18x = 94,688.33 × 63,003.16
  4. Step 4: Simplify right side
    68,650.18x = 5,965,663,808.47
  5. Step 5: Solve for x
    x = 5,965,663,808.47/68,650.18
  6. Step 6: Final answer
    x = 86,899.47

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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.