Home / 75,954.29-114,002.93-38,541.20

Finding the Fourth Proportional to 75,954.29, 114,002.93 and 38,541.20

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Solution

The fourth proportional to 75,954.29, 114,002.93 and 38,541.20 is: 57,848.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,954.29 : 114,002.93 = 38,541.20 : x
  2. Step 2: Convert to fraction form
    75,954.29/114,002.93 = 38,541.20/x
  3. Step 3: Cross multiply
    75,954.29x = 114,002.93 × 38,541.20
  4. Step 4: Simplify right side
    75,954.29x = 4,393,809,818.02
  5. Step 5: Solve for x
    x = 4,393,809,818.02/75,954.29
  6. Step 6: Final answer
    x = 57,848.08

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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.