Home / 66,071.88-99,106.97-16,152.39

Finding the Fourth Proportional to 66,071.88, 99,106.97 and 16,152.39

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Solution

The fourth proportional to 66,071.88, 99,106.97 and 16,152.39 is: 24,228.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,071.88 : 99,106.97 = 16,152.39 : x
  2. Step 2: Convert to fraction form
    66,071.88/99,106.97 = 16,152.39/x
  3. Step 3: Cross multiply
    66,071.88x = 99,106.97 × 16,152.39
  4. Step 4: Simplify right side
    66,071.88x = 1,600,814,350.40
  5. Step 5: Solve for x
    x = 1,600,814,350.40/66,071.88
  6. Step 6: Final answer
    x = 24,228.38

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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.