Home / 47,232.60-70,827.30-20,923.80

Finding the Fourth Proportional to 47,232.60, 70,827.30 and 20,923.80

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Solution

The fourth proportional to 47,232.60, 70,827.30 and 20,923.80 is: 31,376.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,232.60 : 70,827.30 = 20,923.80 : x
  2. Step 2: Convert to fraction form
    47,232.60/70,827.30 = 20,923.80/x
  3. Step 3: Cross multiply
    47,232.60x = 70,827.30 × 20,923.80
  4. Step 4: Simplify right side
    47,232.60x = 1,481,976,259.74
  5. Step 5: Solve for x
    x = 1,481,976,259.74/47,232.60
  6. Step 6: Final answer
    x = 31,376.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.