Home / 74,675.07-111,988.26-27,279.27

Finding the Fourth Proportional to 74,675.07, 111,988.26 and 27,279.27

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Solution

The fourth proportional to 74,675.07, 111,988.26 and 27,279.27 is: 40,910.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,675.07 : 111,988.26 = 27,279.27 : x
  2. Step 2: Convert to fraction form
    74,675.07/111,988.26 = 27,279.27/x
  3. Step 3: Cross multiply
    74,675.07x = 111,988.26 × 27,279.27
  4. Step 4: Simplify right side
    74,675.07x = 3,054,957,981.37
  5. Step 5: Solve for x
    x = 3,054,957,981.37/74,675.07
  6. Step 6: Final answer
    x = 40,910.01

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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.