Home / 188,014.41-281,881.36-113,117.01

Finding the Fourth Proportional to 188,014.41, 281,881.36 and 113,117.01

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Solution

The fourth proportional to 188,014.41, 281,881.36 and 113,117.01 is: 169,591.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,014.41 : 281,881.36 = 113,117.01 : x
  2. Step 2: Convert to fraction form
    188,014.41/281,881.36 = 113,117.01/x
  3. Step 3: Cross multiply
    188,014.41x = 281,881.36 × 113,117.01
  4. Step 4: Simplify right side
    188,014.41x = 31,885,575,065.99
  5. Step 5: Solve for x
    x = 31,885,575,065.99/188,014.41
  6. Step 6: Final answer
    x = 169,591.12

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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.