Home / 68,703.10-94,762.85-48,328.36

Finding the Fourth Proportional to 68,703.10, 94,762.85 and 48,328.36

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Solution

The fourth proportional to 68,703.10, 94,762.85 and 48,328.36 is: 66,659.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,703.10 : 94,762.85 = 48,328.36 : x
  2. Step 2: Convert to fraction form
    68,703.10/94,762.85 = 48,328.36/x
  3. Step 3: Cross multiply
    68,703.10x = 94,762.85 × 48,328.36
  4. Step 4: Simplify right side
    68,703.10x = 4,579,733,129.43
  5. Step 5: Solve for x
    x = 4,579,733,129.43/68,703.10
  6. Step 6: Final answer
    x = 66,659.77

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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.