Home / 100,182.03-150,034.50-57,973.16

Finding the Fourth Proportional to 100,182.03, 150,034.50 and 57,973.16

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Solution

The fourth proportional to 100,182.03, 150,034.50 and 57,973.16 is: 86,821.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,182.03 : 150,034.50 = 57,973.16 : x
  2. Step 2: Convert to fraction form
    100,182.03/150,034.50 = 57,973.16/x
  3. Step 3: Cross multiply
    100,182.03x = 150,034.50 × 57,973.16
  4. Step 4: Simplify right side
    100,182.03x = 8,697,973,323.85
  5. Step 5: Solve for x
    x = 8,697,973,323.85/100,182.03
  6. Step 6: Final answer
    x = 86,821.69

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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.