Home / 116,170.74-174,162.31-45,056.68

Finding the Fourth Proportional to 116,170.74, 174,162.31 and 45,056.68

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Solution

The fourth proportional to 116,170.74, 174,162.31 and 45,056.68 is: 67,548.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,170.74 : 174,162.31 = 45,056.68 : x
  2. Step 2: Convert to fraction form
    116,170.74/174,162.31 = 45,056.68/x
  3. Step 3: Cross multiply
    116,170.74x = 174,162.31 × 45,056.68
  4. Step 4: Simplify right side
    116,170.74x = 7,847,175,728.32
  5. Step 5: Solve for x
    x = 7,847,175,728.32/116,170.74
  6. Step 6: Final answer
    x = 67,548.64

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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.