Home / 43,988.19-65,981.34-10,708.44

Finding the Fourth Proportional to 43,988.19, 65,981.34 and 10,708.44

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Solution

The fourth proportional to 43,988.19, 65,981.34 and 10,708.44 is: 16,062.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,988.19 : 65,981.34 = 10,708.44 : x
  2. Step 2: Convert to fraction form
    43,988.19/65,981.34 = 10,708.44/x
  3. Step 3: Cross multiply
    43,988.19x = 65,981.34 × 10,708.44
  4. Step 4: Simplify right side
    43,988.19x = 706,557,220.51
  5. Step 5: Solve for x
    x = 706,557,220.51/43,988.19
  6. Step 6: Final answer
    x = 16,062.43

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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.