Home / 102,579.84-141,559.11-60,130.17

Finding the Fourth Proportional to 102,579.84, 141,559.11 and 60,130.17

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Solution

The fourth proportional to 102,579.84, 141,559.11 and 60,130.17 is: 82,979.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,579.84 : 141,559.11 = 60,130.17 : x
  2. Step 2: Convert to fraction form
    102,579.84/141,559.11 = 60,130.17/x
  3. Step 3: Cross multiply
    102,579.84x = 141,559.11 × 60,130.17
  4. Step 4: Simplify right side
    102,579.84x = 8,511,973,349.35
  5. Step 5: Solve for x
    x = 8,511,973,349.35/102,579.84
  6. Step 6: Final answer
    x = 82,979.01

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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.