Home / 75,853.68-104,632.20-48,953.04

Finding the Fourth Proportional to 75,853.68, 104,632.20 and 48,953.04

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Solution

The fourth proportional to 75,853.68, 104,632.20 and 48,953.04 is: 67,525.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,853.68 : 104,632.20 = 48,953.04 : x
  2. Step 2: Convert to fraction form
    75,853.68/104,632.20 = 48,953.04/x
  3. Step 3: Cross multiply
    75,853.68x = 104,632.20 × 48,953.04
  4. Step 4: Simplify right side
    75,853.68x = 5,122,064,271.89
  5. Step 5: Solve for x
    x = 5,122,064,271.89/75,853.68
  6. Step 6: Final answer
    x = 67,525.59

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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.