Home / 55,743.36-76,925.64-30,249.84

Finding the Fourth Proportional to 55,743.36, 76,925.64 and 30,249.84

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Solution

The fourth proportional to 55,743.36, 76,925.64 and 30,249.84 is: 41,744.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,743.36 : 76,925.64 = 30,249.84 : x
  2. Step 2: Convert to fraction form
    55,743.36/76,925.64 = 30,249.84/x
  3. Step 3: Cross multiply
    55,743.36x = 76,925.64 × 30,249.84
  4. Step 4: Simplify right side
    55,743.36x = 2,326,988,301.90
  5. Step 5: Solve for x
    x = 2,326,988,301.90/55,743.36
  6. Step 6: Final answer
    x = 41,744.67

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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.