Home / 45,525.07-68,287.61-14,362.75

Finding the Fourth Proportional to 45,525.07, 68,287.61 and 14,362.75

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Solution

The fourth proportional to 45,525.07, 68,287.61 and 14,362.75 is: 21,544.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,525.07 : 68,287.61 = 14,362.75 : x
  2. Step 2: Convert to fraction form
    45,525.07/68,287.61 = 14,362.75/x
  3. Step 3: Cross multiply
    45,525.07x = 68,287.61 × 14,362.75
  4. Step 4: Simplify right side
    45,525.07x = 980,797,870.53
  5. Step 5: Solve for x
    x = 980,797,870.53/45,525.07
  6. Step 6: Final answer
    x = 21,544.13

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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.