Home / 55,503.30-76,593.40-30,352.80

Finding the Fourth Proportional to 55,503.30, 76,593.40 and 30,352.80

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Solution

The fourth proportional to 55,503.30, 76,593.40 and 30,352.80 is: 41,886.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,503.30 : 76,593.40 = 30,352.80 : x
  2. Step 2: Convert to fraction form
    55,503.30/76,593.40 = 30,352.80/x
  3. Step 3: Cross multiply
    55,503.30x = 76,593.40 × 30,352.80
  4. Step 4: Simplify right side
    55,503.30x = 2,324,824,151.52
  5. Step 5: Solve for x
    x = 2,324,824,151.52/55,503.30
  6. Step 6: Final answer
    x = 41,886.23

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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.