Home / 104,885.63-157,351.31-38,325.66

Finding the Fourth Proportional to 104,885.63, 157,351.31 and 38,325.66

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Solution

The fourth proportional to 104,885.63, 157,351.31 and 38,325.66 is: 57,496.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,885.63 : 157,351.31 = 38,325.66 : x
  2. Step 2: Convert to fraction form
    104,885.63/157,351.31 = 38,325.66/x
  3. Step 3: Cross multiply
    104,885.63x = 157,351.31 × 38,325.66
  4. Step 4: Simplify right side
    104,885.63x = 6,030,592,169.64
  5. Step 5: Solve for x
    x = 6,030,592,169.64/104,885.63
  6. Step 6: Final answer
    x = 57,496.84

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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.