Home / 51,031.96-76,539.32-15,484.72

Finding the Fourth Proportional to 51,031.96, 76,539.32 and 15,484.72

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Solution

The fourth proportional to 51,031.96, 76,539.32 and 15,484.72 is: 23,224.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,031.96 : 76,539.32 = 15,484.72 : x
  2. Step 2: Convert to fraction form
    51,031.96/76,539.32 = 15,484.72/x
  3. Step 3: Cross multiply
    51,031.96x = 76,539.32 × 15,484.72
  4. Step 4: Simplify right side
    51,031.96x = 1,185,189,939.19
  5. Step 5: Solve for x
    x = 1,185,189,939.19/51,031.96
  6. Step 6: Final answer
    x = 23,224.46

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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.