Home / 38,989.86-58,507.14-38,672.76

Finding the Fourth Proportional to 38,989.86, 58,507.14 and 38,672.76

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Solution

The fourth proportional to 38,989.86, 58,507.14 and 38,672.76 is: 58,031.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,989.86 : 58,507.14 = 38,672.76 : x
  2. Step 2: Convert to fraction form
    38,989.86/58,507.14 = 38,672.76/x
  3. Step 3: Cross multiply
    38,989.86x = 58,507.14 × 38,672.76
  4. Step 4: Simplify right side
    38,989.86x = 2,262,632,583.51
  5. Step 5: Solve for x
    x = 2,262,632,583.51/38,989.86
  6. Step 6: Final answer
    x = 58,031.31

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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.