Home / 25,663.07-38,495.69-8,132.51

Finding the Fourth Proportional to 25,663.07, 38,495.69 and 8,132.51

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Solution

The fourth proportional to 25,663.07, 38,495.69 and 8,132.51 is: 12,199.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,663.07 : 38,495.69 = 8,132.51 : x
  2. Step 2: Convert to fraction form
    25,663.07/38,495.69 = 8,132.51/x
  3. Step 3: Cross multiply
    25,663.07x = 38,495.69 × 8,132.51
  4. Step 4: Simplify right side
    25,663.07x = 313,066,583.88
  5. Step 5: Solve for x
    x = 313,066,583.88/25,663.07
  6. Step 6: Final answer
    x = 12,199.11

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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.