Home / 53,162.63-73,375.05-30,516.93

Finding the Fourth Proportional to 53,162.63, 73,375.05 and 30,516.93

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Solution

The fourth proportional to 53,162.63, 73,375.05 and 30,516.93 is: 42,119.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,162.63 : 73,375.05 = 30,516.93 : x
  2. Step 2: Convert to fraction form
    53,162.63/73,375.05 = 30,516.93/x
  3. Step 3: Cross multiply
    53,162.63x = 73,375.05 × 30,516.93
  4. Step 4: Simplify right side
    53,162.63x = 2,239,181,264.60
  5. Step 5: Solve for x
    x = 2,239,181,264.60/53,162.63
  6. Step 6: Final answer
    x = 42,119.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.