Home / 45,432.94-68,160.42-14,268.19

Finding the Fourth Proportional to 45,432.94, 68,160.42 and 14,268.19

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Solution

The fourth proportional to 45,432.94, 68,160.42 and 14,268.19 is: 21,405.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,432.94 : 68,160.42 = 14,268.19 : x
  2. Step 2: Convert to fraction form
    45,432.94/68,160.42 = 14,268.19/x
  3. Step 3: Cross multiply
    45,432.94x = 68,160.42 × 14,268.19
  4. Step 4: Simplify right side
    45,432.94x = 972,525,823.04
  5. Step 5: Solve for x
    x = 972,525,823.04/45,432.94
  6. Step 6: Final answer
    x = 21,405.74

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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.