Home / 166,682.70-249,972.12-55,848.78

Finding the Fourth Proportional to 166,682.70, 249,972.12 and 55,848.78

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Solution

The fourth proportional to 166,682.70, 249,972.12 and 55,848.78 is: 83,755.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,682.70 : 249,972.12 = 55,848.78 : x
  2. Step 2: Convert to fraction form
    166,682.70/249,972.12 = 55,848.78/x
  3. Step 3: Cross multiply
    166,682.70x = 249,972.12 × 55,848.78
  4. Step 4: Simplify right side
    166,682.70x = 13,960,637,936.01
  5. Step 5: Solve for x
    x = 13,960,637,936.01/166,682.70
  6. Step 6: Final answer
    x = 83,755.77

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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.