Home / 115,824.17-159,837.41-64,837.00

Finding the Fourth Proportional to 115,824.17, 159,837.41 and 64,837.00

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Solution

The fourth proportional to 115,824.17, 159,837.41 and 64,837.00 is: 89,475.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,824.17 : 159,837.41 = 64,837.00 : x
  2. Step 2: Convert to fraction form
    115,824.17/159,837.41 = 64,837.00/x
  3. Step 3: Cross multiply
    115,824.17x = 159,837.41 × 64,837.00
  4. Step 4: Simplify right side
    115,824.17x = 10,363,377,914.67
  5. Step 5: Solve for x
    x = 10,363,377,914.67/115,824.17
  6. Step 6: Final answer
    x = 89,475.09

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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.