Home / 97,116.96-134,028.20-54,099.88

Finding the Fourth Proportional to 97,116.96, 134,028.20 and 54,099.88

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Solution

The fourth proportional to 97,116.96, 134,028.20 and 54,099.88 is: 74,661.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,116.96 : 134,028.20 = 54,099.88 : x
  2. Step 2: Convert to fraction form
    97,116.96/134,028.20 = 54,099.88/x
  3. Step 3: Cross multiply
    97,116.96x = 134,028.20 × 54,099.88
  4. Step 4: Simplify right side
    97,116.96x = 7,250,909,536.62
  5. Step 5: Solve for x
    x = 7,250,909,536.62/97,116.96
  6. Step 6: Final answer
    x = 74,661.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.