Home / 40,276.58-55,580.78-23,280.55

Finding the Fourth Proportional to 40,276.58, 55,580.78 and 23,280.55

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Solution

The fourth proportional to 40,276.58, 55,580.78 and 23,280.55 is: 32,126.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,276.58 : 55,580.78 = 23,280.55 : x
  2. Step 2: Convert to fraction form
    40,276.58/55,580.78 = 23,280.55/x
  3. Step 3: Cross multiply
    40,276.58x = 55,580.78 × 23,280.55
  4. Step 4: Simplify right side
    40,276.58x = 1,293,951,047.08
  5. Step 5: Solve for x
    x = 1,293,951,047.08/40,276.58
  6. Step 6: Final answer
    x = 32,126.64

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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.