Home / 115,699.20-173,709.41-59,579.40

Finding the Fourth Proportional to 115,699.20, 173,709.41 and 59,579.40

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Solution

The fourth proportional to 115,699.20, 173,709.41 and 59,579.40 is: 89,451.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,699.20 : 173,709.41 = 59,579.40 : x
  2. Step 2: Convert to fraction form
    115,699.20/173,709.41 = 59,579.40/x
  3. Step 3: Cross multiply
    115,699.20x = 173,709.41 × 59,579.40
  4. Step 4: Simplify right side
    115,699.20x = 10,349,502,124.26
  5. Step 5: Solve for x
    x = 10,349,502,124.26/115,699.20
  6. Step 6: Final answer
    x = 89,451.80

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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.