Home / 150,984.20-208,357.62-83,005.46

Finding the Fourth Proportional to 150,984.20, 208,357.62 and 83,005.46

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Solution

The fourth proportional to 150,984.20, 208,357.62 and 83,005.46 is: 114,547.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,984.20 : 208,357.62 = 83,005.46 : x
  2. Step 2: Convert to fraction form
    150,984.20/208,357.62 = 83,005.46/x
  3. Step 3: Cross multiply
    150,984.20x = 208,357.62 × 83,005.46
  4. Step 4: Simplify right side
    150,984.20x = 17,294,819,520.89
  5. Step 5: Solve for x
    x = 17,294,819,520.89/150,984.20
  6. Step 6: Final answer
    x = 114,547.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.