Home / 185,537.70-278,306.55-110,742.30

Finding the Fourth Proportional to 185,537.70, 278,306.55 and 110,742.30

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Solution

The fourth proportional to 185,537.70, 278,306.55 and 110,742.30 is: 166,113.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,537.70 : 278,306.55 = 110,742.30 : x
  2. Step 2: Convert to fraction form
    185,537.70/278,306.55 = 110,742.30/x
  3. Step 3: Cross multiply
    185,537.70x = 278,306.55 × 110,742.30
  4. Step 4: Simplify right side
    185,537.70x = 30,820,307,452.07
  5. Step 5: Solve for x
    x = 30,820,307,452.07/185,537.70
  6. Step 6: Final answer
    x = 166,113.45

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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.