Home / 55,203.40-76,180.98-30,053.08

Finding the Fourth Proportional to 55,203.40, 76,180.98 and 30,053.08

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Solution

The fourth proportional to 55,203.40, 76,180.98 and 30,053.08 is: 41,473.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,203.40 : 76,180.98 = 30,053.08 : x
  2. Step 2: Convert to fraction form
    55,203.40/76,180.98 = 30,053.08/x
  3. Step 3: Cross multiply
    55,203.40x = 76,180.98 × 30,053.08
  4. Step 4: Simplify right side
    55,203.40x = 2,289,473,086.42
  5. Step 5: Solve for x
    x = 2,289,473,086.42/55,203.40
  6. Step 6: Final answer
    x = 41,473.41

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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.