Home / 76,429.48-105,524.08-58,492.44

Finding the Fourth Proportional to 76,429.48, 105,524.08 and 58,492.44

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Solution

The fourth proportional to 76,429.48, 105,524.08 and 58,492.44 is: 80,758.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,429.48 : 105,524.08 = 58,492.44 : x
  2. Step 2: Convert to fraction form
    76,429.48/105,524.08 = 58,492.44/x
  3. Step 3: Cross multiply
    76,429.48x = 105,524.08 × 58,492.44
  4. Step 4: Simplify right side
    76,429.48x = 6,172,360,917.96
  5. Step 5: Solve for x
    x = 6,172,360,917.96/76,429.48
  6. Step 6: Final answer
    x = 80,758.90

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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.