Home / 76,562.64-105,647.04-44,708.40

Finding the Fourth Proportional to 76,562.64, 105,647.04 and 44,708.40

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Solution

The fourth proportional to 76,562.64, 105,647.04 and 44,708.40 is: 61,692.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,562.64 : 105,647.04 = 44,708.40 : x
  2. Step 2: Convert to fraction form
    76,562.64/105,647.04 = 44,708.40/x
  3. Step 3: Cross multiply
    76,562.64x = 105,647.04 × 44,708.40
  4. Step 4: Simplify right side
    76,562.64x = 4,723,310,123.14
  5. Step 5: Solve for x
    x = 4,723,310,123.14/76,562.64
  6. Step 6: Final answer
    x = 61,692.10

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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.