Home / 102,366.25-141,190.23-67,848.56

Finding the Fourth Proportional to 102,366.25, 141,190.23 and 67,848.56

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Solution

The fourth proportional to 102,366.25, 141,190.23 and 67,848.56 is: 93,581.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,366.25 : 141,190.23 = 67,848.56 : x
  2. Step 2: Convert to fraction form
    102,366.25/141,190.23 = 67,848.56/x
  3. Step 3: Cross multiply
    102,366.25x = 141,190.23 × 67,848.56
  4. Step 4: Simplify right side
    102,366.25x = 9,579,553,281.59
  5. Step 5: Solve for x
    x = 9,579,553,281.59/102,366.25
  6. Step 6: Final answer
    x = 93,581.17

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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.