Home / 114,701.23-172,012.62-43,606.72

Finding the Fourth Proportional to 114,701.23, 172,012.62 and 43,606.72

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Solution

The fourth proportional to 114,701.23, 172,012.62 and 43,606.72 is: 65,395.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,701.23 : 172,012.62 = 43,606.72 : x
  2. Step 2: Convert to fraction form
    114,701.23/172,012.62 = 43,606.72/x
  3. Step 3: Cross multiply
    114,701.23x = 172,012.62 × 43,606.72
  4. Step 4: Simplify right side
    114,701.23x = 7,500,905,296.74
  5. Step 5: Solve for x
    x = 7,500,905,296.74/114,701.23
  6. Step 6: Final answer
    x = 65,395.16

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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.