Home / 51,988.03-78,030.74-27,045.70

Finding the Fourth Proportional to 51,988.03, 78,030.74 and 27,045.70

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Solution

The fourth proportional to 51,988.03, 78,030.74 and 27,045.70 is: 40,593.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,988.03 : 78,030.74 = 27,045.70 : x
  2. Step 2: Convert to fraction form
    51,988.03/78,030.74 = 27,045.70/x
  3. Step 3: Cross multiply
    51,988.03x = 78,030.74 × 27,045.70
  4. Step 4: Simplify right side
    51,988.03x = 2,110,395,857.36
  5. Step 5: Solve for x
    x = 2,110,395,857.36/51,988.03
  6. Step 6: Final answer
    x = 40,593.88

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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.