Home / 55,506.74-76,600.42-30,357.86

Finding the Fourth Proportional to 55,506.74, 76,600.42 and 30,357.86

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Solution

The fourth proportional to 55,506.74, 76,600.42 and 30,357.86 is: 41,894.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,506.74 : 76,600.42 = 30,357.86 : x
  2. Step 2: Convert to fraction form
    55,506.74/76,600.42 = 30,357.86/x
  3. Step 3: Cross multiply
    55,506.74x = 76,600.42 × 30,357.86
  4. Step 4: Simplify right side
    55,506.74x = 2,325,424,367.40
  5. Step 5: Solve for x
    x = 2,325,424,367.40/55,506.74
  6. Step 6: Final answer
    x = 41,894.45

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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.