Home / 55,370.03-76,401.63-32,705.88

Finding the Fourth Proportional to 55,370.03, 76,401.63 and 32,705.88

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Solution

The fourth proportional to 55,370.03, 76,401.63 and 32,705.88 is: 45,128.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,370.03 : 76,401.63 = 32,705.88 : x
  2. Step 2: Convert to fraction form
    55,370.03/76,401.63 = 32,705.88/x
  3. Step 3: Cross multiply
    55,370.03x = 76,401.63 × 32,705.88
  4. Step 4: Simplify right side
    55,370.03x = 2,498,782,256.08
  5. Step 5: Solve for x
    x = 2,498,782,256.08/55,370.03
  6. Step 6: Final answer
    x = 45,128.79

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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.