Home / 69,085.14-103,558.50-29,113.74

Finding the Fourth Proportional to 69,085.14, 103,558.50 and 29,113.74

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Solution

The fourth proportional to 69,085.14, 103,558.50 and 29,113.74 is: 43,641.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,085.14 : 103,558.50 = 29,113.74 : x
  2. Step 2: Convert to fraction form
    69,085.14/103,558.50 = 29,113.74/x
  3. Step 3: Cross multiply
    69,085.14x = 103,558.50 × 29,113.74
  4. Step 4: Simplify right side
    69,085.14x = 3,014,975,243.79
  5. Step 5: Solve for x
    x = 3,014,975,243.79/69,085.14
  6. Step 6: Final answer
    x = 43,641.44

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1.5x scale

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.