Home / 45,560.25-68,340.06-13,970.25

Finding the Fourth Proportional to 45,560.25, 68,340.06 and 13,970.25

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Solution

The fourth proportional to 45,560.25, 68,340.06 and 13,970.25 is: 20,955.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,560.25 : 68,340.06 = 13,970.25 : x
  2. Step 2: Convert to fraction form
    45,560.25/68,340.06 = 13,970.25/x
  3. Step 3: Cross multiply
    45,560.25x = 68,340.06 × 13,970.25
  4. Step 4: Simplify right side
    45,560.25x = 954,727,723.22
  5. Step 5: Solve for x
    x = 954,727,723.22/45,560.25
  6. Step 6: Final answer
    x = 20,955.28

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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.