Home / 93,534.12-129,035.97-55,786.50

Finding the Fourth Proportional to 93,534.12, 129,035.97 and 55,786.50

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Solution

The fourth proportional to 93,534.12, 129,035.97 and 55,786.50 is: 76,960.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,534.12 : 129,035.97 = 55,786.50 : x
  2. Step 2: Convert to fraction form
    93,534.12/129,035.97 = 55,786.50/x
  3. Step 3: Cross multiply
    93,534.12x = 129,035.97 × 55,786.50
  4. Step 4: Simplify right side
    93,534.12x = 7,198,465,140.41
  5. Step 5: Solve for x
    x = 7,198,465,140.41/93,534.12
  6. Step 6: Final answer
    x = 76,960.85

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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.