Home / 43,192.50-64,789.76-11,602.60

Finding the Fourth Proportional to 43,192.50, 64,789.76 and 11,602.60

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Solution

The fourth proportional to 43,192.50, 64,789.76 and 11,602.60 is: 17,404.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,192.50 : 64,789.76 = 11,602.60 : x
  2. Step 2: Convert to fraction form
    43,192.50/64,789.76 = 11,602.60/x
  3. Step 3: Cross multiply
    43,192.50x = 64,789.76 × 11,602.60
  4. Step 4: Simplify right side
    43,192.50x = 751,729,669.38
  5. Step 5: Solve for x
    x = 751,729,669.38/43,192.50
  6. Step 6: Final answer
    x = 17,404.17

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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.