Home / 55,276.06-76,309-32,621.93

Finding the Fourth Proportional to 55,276.06, 76,309 and 32,621.93

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Solution

The fourth proportional to 55,276.06, 76,309 and 32,621.93 is: 45,034.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,276.06 : 76,309 = 32,621.93 : x
  2. Step 2: Convert to fraction form
    55,276.06/76,309 = 32,621.93/x
  3. Step 3: Cross multiply
    55,276.06x = 76,309 × 32,621.93
  4. Step 4: Simplify right side
    55,276.06x = 2,489,346,856.37
  5. Step 5: Solve for x
    x = 2,489,346,856.37/55,276.06
  6. Step 6: Final answer
    x = 45,034.81

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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.