Home / 93,635.37-129,217.35-51,193.90

Finding the Fourth Proportional to 93,635.37, 129,217.35 and 51,193.90

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Solution

The fourth proportional to 93,635.37, 129,217.35 and 51,193.90 is: 70,647.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,635.37 : 129,217.35 = 51,193.90 : x
  2. Step 2: Convert to fraction form
    93,635.37/129,217.35 = 51,193.90/x
  3. Step 3: Cross multiply
    93,635.37x = 129,217.35 × 51,193.90
  4. Step 4: Simplify right side
    93,635.37x = 6,615,139,771.12
  5. Step 5: Solve for x
    x = 6,615,139,771.12/93,635.37
  6. Step 6: Final answer
    x = 70,647.87

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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.