Home / 36,876.84-55,564.04-30,447.06

Finding the Fourth Proportional to 36,876.84, 55,564.04 and 30,447.06

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Solution

The fourth proportional to 36,876.84, 55,564.04 and 30,447.06 is: 45,875.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,876.84 : 55,564.04 = 30,447.06 : x
  2. Step 2: Convert to fraction form
    36,876.84/55,564.04 = 30,447.06/x
  3. Step 3: Cross multiply
    36,876.84x = 55,564.04 × 30,447.06
  4. Step 4: Simplify right side
    36,876.84x = 1,691,761,507.49
  5. Step 5: Solve for x
    x = 1,691,761,507.49/36,876.84
  6. Step 6: Final answer
    x = 45,875.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.