Home / 93,811.16-129,459.60-50,791.10

Finding the Fourth Proportional to 93,811.16, 129,459.60 and 50,791.10

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Solution

The fourth proportional to 93,811.16, 129,459.60 and 50,791.10 is: 70,091.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,811.16 : 129,459.60 = 50,791.10 : x
  2. Step 2: Convert to fraction form
    93,811.16/129,459.60 = 50,791.10/x
  3. Step 3: Cross multiply
    93,811.16x = 129,459.60 × 50,791.10
  4. Step 4: Simplify right side
    93,811.16x = 6,575,395,489.56
  5. Step 5: Solve for x
    x = 6,575,395,489.56/93,811.16
  6. Step 6: Final answer
    x = 70,091.83

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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.