Home / 63,420.89-87,516.01-35,125.97

Finding the Fourth Proportional to 63,420.89, 87,516.01 and 35,125.97

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Solution

The fourth proportional to 63,420.89, 87,516.01 and 35,125.97 is: 48,471.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,420.89 : 87,516.01 = 35,125.97 : x
  2. Step 2: Convert to fraction form
    63,420.89/87,516.01 = 35,125.97/x
  3. Step 3: Cross multiply
    63,420.89x = 87,516.01 × 35,125.97
  4. Step 4: Simplify right side
    63,420.89x = 3,074,084,741.78
  5. Step 5: Solve for x
    x = 3,074,084,741.78/63,420.89
  6. Step 6: Final answer
    x = 48,471.17

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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.