Home / 69,925.41-104,758.65-54,074.25

Finding the Fourth Proportional to 69,925.41, 104,758.65 and 54,074.25

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Solution

The fourth proportional to 69,925.41, 104,758.65 and 54,074.25 is: 81,011.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,925.41 : 104,758.65 = 54,074.25 : x
  2. Step 2: Convert to fraction form
    69,925.41/104,758.65 = 54,074.25/x
  3. Step 3: Cross multiply
    69,925.41x = 104,758.65 × 54,074.25
  4. Step 4: Simplify right side
    69,925.41x = 5,664,745,429.76
  5. Step 5: Solve for x
    x = 5,664,745,429.76/69,925.41
  6. Step 6: Final answer
    x = 81,011.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.