Home / 240,536.16-360,857.52-72,049.68

Finding the Fourth Proportional to 240,536.16, 360,857.52 and 72,049.68

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Solution

The fourth proportional to 240,536.16, 360,857.52 and 72,049.68 is: 108,090.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,536.16 : 360,857.52 = 72,049.68 : x
  2. Step 2: Convert to fraction form
    240,536.16/360,857.52 = 72,049.68/x
  3. Step 3: Cross multiply
    240,536.16x = 360,857.52 × 72,049.68
  4. Step 4: Simplify right side
    240,536.16x = 25,999,668,841.59
  5. Step 5: Solve for x
    x = 25,999,668,841.59/240,536.16
  6. Step 6: Final answer
    x = 108,090.48

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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.