Home / 55,397.58-83,058.57-31,731.81

Finding the Fourth Proportional to 55,397.58, 83,058.57 and 31,731.81

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Solution

The fourth proportional to 55,397.58, 83,058.57 and 31,731.81 is: 47,576.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,397.58 : 83,058.57 = 31,731.81 : x
  2. Step 2: Convert to fraction form
    55,397.58/83,058.57 = 31,731.81/x
  3. Step 3: Cross multiply
    55,397.58x = 83,058.57 × 31,731.81
  4. Step 4: Simplify right side
    55,397.58x = 2,635,598,762.11
  5. Step 5: Solve for x
    x = 2,635,598,762.11/55,397.58
  6. Step 6: Final answer
    x = 47,576.06

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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.