Home / 68,988.16-95,128.32-46,593.28

Finding the Fourth Proportional to 68,988.16, 95,128.32 and 46,593.28

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Solution

The fourth proportional to 68,988.16, 95,128.32 and 46,593.28 is: 64,247.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,988.16 : 95,128.32 = 46,593.28 : x
  2. Step 2: Convert to fraction form
    68,988.16/95,128.32 = 46,593.28/x
  3. Step 3: Cross multiply
    68,988.16x = 95,128.32 × 46,593.28
  4. Step 4: Simplify right side
    68,988.16x = 4,432,340,449.69
  5. Step 5: Solve for x
    x = 4,432,340,449.69/68,988.16
  6. Step 6: Final answer
    x = 64,247.84

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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.