Home / 115,987.12-174,008.31-41,113.80

Finding the Fourth Proportional to 115,987.12, 174,008.31 and 41,113.80

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Solution

The fourth proportional to 115,987.12, 174,008.31 and 41,113.80 is: 61,680.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,987.12 : 174,008.31 = 41,113.80 : x
  2. Step 2: Convert to fraction form
    115,987.12/174,008.31 = 41,113.80/x
  3. Step 3: Cross multiply
    115,987.12x = 174,008.31 × 41,113.80
  4. Step 4: Simplify right side
    115,987.12x = 7,154,142,855.68
  5. Step 5: Solve for x
    x = 7,154,142,855.68/115,987.12
  6. Step 6: Final answer
    x = 61,680.49

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.