Home / 55,743.60-76,924.58-30,248.85

Finding the Fourth Proportional to 55,743.60, 76,924.58 and 30,248.85

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Solution

The fourth proportional to 55,743.60, 76,924.58 and 30,248.85 is: 41,742.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,743.60 : 76,924.58 = 30,248.85 : x
  2. Step 2: Convert to fraction form
    55,743.60/76,924.58 = 30,248.85/x
  3. Step 3: Cross multiply
    55,743.60x = 76,924.58 × 30,248.85
  4. Step 4: Simplify right side
    55,743.60x = 2,326,879,930.49
  5. Step 5: Solve for x
    x = 2,326,879,930.49/55,743.60
  6. Step 6: Final answer
    x = 41,742.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.