Home / 55,455.42-76,531.59-36,579.18

Finding the Fourth Proportional to 55,455.42, 76,531.59 and 36,579.18

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Solution

The fourth proportional to 55,455.42, 76,531.59 and 36,579.18 is: 50,481.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,455.42 : 76,531.59 = 36,579.18 : x
  2. Step 2: Convert to fraction form
    55,455.42/76,531.59 = 36,579.18/x
  3. Step 3: Cross multiply
    55,455.42x = 76,531.59 × 36,579.18
  4. Step 4: Simplify right side
    55,455.42x = 2,799,462,806.30
  5. Step 5: Solve for x
    x = 2,799,462,806.30/55,455.42
  6. Step 6: Final answer
    x = 50,481.32

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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.