Home / 40,881.60-56,257.20-36,177.12

Finding the Fourth Proportional to 40,881.60, 56,257.20 and 36,177.12

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Solution

The fourth proportional to 40,881.60, 56,257.20 and 36,177.12 is: 49,783.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,881.60 : 56,257.20 = 36,177.12 : x
  2. Step 2: Convert to fraction form
    40,881.60/56,257.20 = 36,177.12/x
  3. Step 3: Cross multiply
    40,881.60x = 56,257.20 × 36,177.12
  4. Step 4: Simplify right side
    40,881.60x = 2,035,223,475.26
  5. Step 5: Solve for x
    x = 2,035,223,475.26/40,881.60
  6. Step 6: Final answer
    x = 49,783.36

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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.