Home / 55,454.76-76,536.45-43,608.06

Finding the Fourth Proportional to 55,454.76, 76,536.45 and 43,608.06

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Solution

The fourth proportional to 55,454.76, 76,536.45 and 43,608.06 is: 60,186.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,454.76 : 76,536.45 = 43,608.06 : x
  2. Step 2: Convert to fraction form
    55,454.76/76,536.45 = 43,608.06/x
  3. Step 3: Cross multiply
    55,454.76x = 76,536.45 × 43,608.06
  4. Step 4: Simplify right side
    55,454.76x = 3,337,606,103.79
  5. Step 5: Solve for x
    x = 3,337,606,103.79/55,454.76
  6. Step 6: Final answer
    x = 60,186.11

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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.