Home / 102,359.14-141,256.62-59,918.56

Finding the Fourth Proportional to 102,359.14, 141,256.62 and 59,918.56

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Solution

The fourth proportional to 102,359.14, 141,256.62 and 59,918.56 is: 82,688.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,359.14 : 141,256.62 = 59,918.56 : x
  2. Step 2: Convert to fraction form
    102,359.14/141,256.62 = 59,918.56/x
  3. Step 3: Cross multiply
    102,359.14x = 141,256.62 × 59,918.56
  4. Step 4: Simplify right side
    102,359.14x = 8,463,893,260.87
  5. Step 5: Solve for x
    x = 8,463,893,260.87/102,359.14
  6. Step 6: Final answer
    x = 82,688.20

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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.