Home / 66,050.13-99,054.39-21,666.57

Finding the Fourth Proportional to 66,050.13, 99,054.39 and 21,666.57

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Solution

The fourth proportional to 66,050.13, 99,054.39 and 21,666.57 is: 32,493.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,050.13 : 99,054.39 = 21,666.57 : x
  2. Step 2: Convert to fraction form
    66,050.13/99,054.39 = 21,666.57/x
  3. Step 3: Cross multiply
    66,050.13x = 99,054.39 × 21,666.57
  4. Step 4: Simplify right side
    66,050.13x = 2,146,168,874.74
  5. Step 5: Solve for x
    x = 2,146,168,874.74/66,050.13
  6. Step 6: Final answer
    x = 32,493.03

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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.