Home / 124,584.70-186,877.05-111,106.30

Finding the Fourth Proportional to 124,584.70, 186,877.05 and 111,106.30

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Solution

The fourth proportional to 124,584.70, 186,877.05 and 111,106.30 is: 166,659.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,584.70 : 186,877.05 = 111,106.30 : x
  2. Step 2: Convert to fraction form
    124,584.70/186,877.05 = 111,106.30/x
  3. Step 3: Cross multiply
    124,584.70x = 186,877.05 × 111,106.30
  4. Step 4: Simplify right side
    124,584.70x = 20,763,217,580.42
  5. Step 5: Solve for x
    x = 20,763,217,580.42/124,584.70
  6. Step 6: Final answer
    x = 166,659.45

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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.