Home / 144,826.05-217,239.08-127,330.05

Finding the Fourth Proportional to 144,826.05, 217,239.08 and 127,330.05

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Solution

The fourth proportional to 144,826.05, 217,239.08 and 127,330.05 is: 190,995.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,826.05 : 217,239.08 = 127,330.05 : x
  2. Step 2: Convert to fraction form
    144,826.05/217,239.08 = 127,330.05/x
  3. Step 3: Cross multiply
    144,826.05x = 217,239.08 × 127,330.05
  4. Step 4: Simplify right side
    144,826.05x = 27,661,062,281.70
  5. Step 5: Solve for x
    x = 27,661,062,281.70/144,826.05
  6. Step 6: Final answer
    x = 190,995.08

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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.