Home / 115,608.99-173,416.56-40,712.11

Finding the Fourth Proportional to 115,608.99, 173,416.56 and 40,712.11

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Solution

The fourth proportional to 115,608.99, 173,416.56 and 40,712.11 is: 61,069.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,608.99 : 173,416.56 = 40,712.11 : x
  2. Step 2: Convert to fraction form
    115,608.99/173,416.56 = 40,712.11/x
  3. Step 3: Cross multiply
    115,608.99x = 173,416.56 × 40,712.11
  4. Step 4: Simplify right side
    115,608.99x = 7,060,154,066.54
  5. Step 5: Solve for x
    x = 7,060,154,066.54/115,608.99
  6. Step 6: Final answer
    x = 61,069.25

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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.