Home / 114,927.10-172,001.85-100,930.30

Finding the Fourth Proportional to 114,927.10, 172,001.85 and 100,930.30

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Solution

The fourth proportional to 114,927.10, 172,001.85 and 100,930.30 is: 151,054.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,927.10 : 172,001.85 = 100,930.30 : x
  2. Step 2: Convert to fraction form
    114,927.10/172,001.85 = 100,930.30/x
  3. Step 3: Cross multiply
    114,927.10x = 172,001.85 × 100,930.30
  4. Step 4: Simplify right side
    114,927.10x = 17,360,198,321.06
  5. Step 5: Solve for x
    x = 17,360,198,321.06/114,927.10
  6. Step 6: Final answer
    x = 151,054.00

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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.