Home / 43,983.80-65,975.70-10,703.60

Finding the Fourth Proportional to 43,983.80, 65,975.70 and 10,703.60

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Solution

The fourth proportional to 43,983.80, 65,975.70 and 10,703.60 is: 16,055.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,983.80 : 65,975.70 = 10,703.60 : x
  2. Step 2: Convert to fraction form
    43,983.80/65,975.70 = 10,703.60/x
  3. Step 3: Cross multiply
    43,983.80x = 65,975.70 × 10,703.60
  4. Step 4: Simplify right side
    43,983.80x = 706,177,502.52
  5. Step 5: Solve for x
    x = 706,177,502.52/43,983.80
  6. Step 6: Final answer
    x = 16,055.40

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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.