Home / 166,383.68-249,601.32-70,321.30

Finding the Fourth Proportional to 166,383.68, 249,601.32 and 70,321.30

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Solution

The fourth proportional to 166,383.68, 249,601.32 and 70,321.30 is: 105,492.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,383.68 : 249,601.32 = 70,321.30 : x
  2. Step 2: Convert to fraction form
    166,383.68/249,601.32 = 70,321.30/x
  3. Step 3: Cross multiply
    166,383.68x = 249,601.32 × 70,321.30
  4. Step 4: Simplify right side
    166,383.68x = 17,552,288,056.11
  5. Step 5: Solve for x
    x = 17,552,288,056.11/166,383.68
  6. Step 6: Final answer
    x = 105,492.85

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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.