Home / 55,433.75-76,498.62-30,283.25

Finding the Fourth Proportional to 55,433.75, 76,498.62 and 30,283.25

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Solution

The fourth proportional to 55,433.75, 76,498.62 and 30,283.25 is: 41,790.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,433.75 : 76,498.62 = 30,283.25 : x
  2. Step 2: Convert to fraction form
    55,433.75/76,498.62 = 30,283.25/x
  3. Step 3: Cross multiply
    55,433.75x = 76,498.62 × 30,283.25
  4. Step 4: Simplify right side
    55,433.75x = 2,316,626,834.12
  5. Step 5: Solve for x
    x = 2,316,626,834.12/55,433.75
  6. Step 6: Final answer
    x = 41,790.91

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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.