Home / 48,611.20-72,801.60-29,948.80

Finding the Fourth Proportional to 48,611.20, 72,801.60 and 29,948.80

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Solution

The fourth proportional to 48,611.20, 72,801.60 and 29,948.80 is: 44,852.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,611.20 : 72,801.60 = 29,948.80 : x
  2. Step 2: Convert to fraction form
    48,611.20/72,801.60 = 29,948.80/x
  3. Step 3: Cross multiply
    48,611.20x = 72,801.60 × 29,948.80
  4. Step 4: Simplify right side
    48,611.20x = 2,180,320,558.08
  5. Step 5: Solve for x
    x = 2,180,320,558.08/48,611.20
  6. Step 6: Final answer
    x = 44,852.23

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1.5x scale

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.