Home / 105,096.84-157,598.46-38,519.40

Finding the Fourth Proportional to 105,096.84, 157,598.46 and 38,519.40

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Solution

The fourth proportional to 105,096.84, 157,598.46 and 38,519.40 is: 57,761.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,096.84 : 157,598.46 = 38,519.40 : x
  2. Step 2: Convert to fraction form
    105,096.84/157,598.46 = 38,519.40/x
  3. Step 3: Cross multiply
    105,096.84x = 157,598.46 × 38,519.40
  4. Step 4: Simplify right side
    105,096.84x = 6,070,598,120.12
  5. Step 5: Solve for x
    x = 6,070,598,120.12/105,096.84
  6. Step 6: Final answer
    x = 57,761.95

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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.