Home / 66,627.34-99,896.55-27,173.86

Finding the Fourth Proportional to 66,627.34, 99,896.55 and 27,173.86

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Solution

The fourth proportional to 66,627.34, 99,896.55 and 27,173.86 is: 40,742.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,627.34 : 99,896.55 = 27,173.86 : x
  2. Step 2: Convert to fraction form
    66,627.34/99,896.55 = 27,173.86/x
  3. Step 3: Cross multiply
    66,627.34x = 99,896.55 × 27,173.86
  4. Step 4: Simplify right side
    66,627.34x = 2,714,574,864.18
  5. Step 5: Solve for x
    x = 2,714,574,864.18/66,627.34
  6. Step 6: Final answer
    x = 40,742.66

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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.