Home / 116,471.14-174,793.50-86,554.30

Finding the Fourth Proportional to 116,471.14, 174,793.50 and 86,554.30

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Solution

The fourth proportional to 116,471.14, 174,793.50 and 86,554.30 is: 129,895.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,471.14 : 174,793.50 = 86,554.30 : x
  2. Step 2: Convert to fraction form
    116,471.14/174,793.50 = 86,554.30/x
  3. Step 3: Cross multiply
    116,471.14x = 174,793.50 × 86,554.30
  4. Step 4: Simplify right side
    116,471.14x = 15,129,129,037.05
  5. Step 5: Solve for x
    x = 15,129,129,037.05/116,471.14
  6. Step 6: Final answer
    x = 129,895.95

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1.5x scale

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.