Home / 55,501.51-76,540.96-36,374.32

Finding the Fourth Proportional to 55,501.51, 76,540.96 and 36,374.32

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Solution

The fourth proportional to 55,501.51, 76,540.96 and 36,374.32 is: 50,163.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,501.51 : 76,540.96 = 36,374.32 : x
  2. Step 2: Convert to fraction form
    55,501.51/76,540.96 = 36,374.32/x
  3. Step 3: Cross multiply
    55,501.51x = 76,540.96 × 36,374.32
  4. Step 4: Simplify right side
    55,501.51x = 2,784,125,271.73
  5. Step 5: Solve for x
    x = 2,784,125,271.73/55,501.51
  6. Step 6: Final answer
    x = 50,163.05

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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.