Home / 103,685.06-155,553.14-33,564.38

Finding the Fourth Proportional to 103,685.06, 155,553.14 and 33,564.38

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Solution

The fourth proportional to 103,685.06, 155,553.14 and 33,564.38 is: 50,354.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,685.06 : 155,553.14 = 33,564.38 : x
  2. Step 2: Convert to fraction form
    103,685.06/155,553.14 = 33,564.38/x
  3. Step 3: Cross multiply
    103,685.06x = 155,553.14 × 33,564.38
  4. Step 4: Simplify right side
    103,685.06x = 5,221,044,701.15
  5. Step 5: Solve for x
    x = 5,221,044,701.15/103,685.06
  6. Step 6: Final answer
    x = 50,354.84

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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.