Home / 43,987.19-65,979.84-10,707.44

Finding the Fourth Proportional to 43,987.19, 65,979.84 and 10,707.44

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Solution

The fourth proportional to 43,987.19, 65,979.84 and 10,707.44 is: 16,060.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,987.19 : 65,979.84 = 10,707.44 : x
  2. Step 2: Convert to fraction form
    43,987.19/65,979.84 = 10,707.44/x
  3. Step 3: Cross multiply
    43,987.19x = 65,979.84 × 10,707.44
  4. Step 4: Simplify right side
    43,987.19x = 706,475,178.01
  5. Step 5: Solve for x
    x = 706,475,178.01/43,987.19
  6. Step 6: Final answer
    x = 16,060.93

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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.