Home / 43,323.05-64,971.33-18,362.63

Finding the Fourth Proportional to 43,323.05, 64,971.33 and 18,362.63

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Solution

The fourth proportional to 43,323.05, 64,971.33 and 18,362.63 is: 27,538.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,323.05 : 64,971.33 = 18,362.63 : x
  2. Step 2: Convert to fraction form
    43,323.05/64,971.33 = 18,362.63/x
  3. Step 3: Cross multiply
    43,323.05x = 64,971.33 × 18,362.63
  4. Step 4: Simplify right side
    43,323.05x = 1,193,044,493.40
  5. Step 5: Solve for x
    x = 1,193,044,493.40/43,323.05
  6. Step 6: Final answer
    x = 27,538.33

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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.