Home / 43,347.16-64,994.79-18,016.12

Finding the Fourth Proportional to 43,347.16, 64,994.79 and 18,016.12

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Solution

The fourth proportional to 43,347.16, 64,994.79 and 18,016.12 is: 27,013.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,347.16 : 64,994.79 = 18,016.12 : x
  2. Step 2: Convert to fraction form
    43,347.16/64,994.79 = 18,016.12/x
  3. Step 3: Cross multiply
    43,347.16x = 64,994.79 × 18,016.12
  4. Step 4: Simplify right side
    43,347.16x = 1,170,953,936.01
  5. Step 5: Solve for x
    x = 1,170,953,936.01/43,347.16
  6. Step 6: Final answer
    x = 27,013.39

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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.