Home / 103,687.23-155,401.44-44,454.16

Finding the Fourth Proportional to 103,687.23, 155,401.44 and 44,454.16

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Solution

The fourth proportional to 103,687.23, 155,401.44 and 44,454.16 is: 66,625.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,687.23 : 155,401.44 = 44,454.16 : x
  2. Step 2: Convert to fraction form
    103,687.23/155,401.44 = 44,454.16/x
  3. Step 3: Cross multiply
    103,687.23x = 155,401.44 × 44,454.16
  4. Step 4: Simplify right side
    103,687.23x = 6,908,240,477.99
  5. Step 5: Solve for x
    x = 6,908,240,477.99/103,687.23
  6. Step 6: Final answer
    x = 66,625.76

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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.