Home / 48,203.40-72,232.20-40,767.60

Finding the Fourth Proportional to 48,203.40, 72,232.20 and 40,767.60

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Solution

The fourth proportional to 48,203.40, 72,232.20 and 40,767.60 is: 61,089.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,203.40 : 72,232.20 = 40,767.60 : x
  2. Step 2: Convert to fraction form
    48,203.40/72,232.20 = 40,767.60/x
  3. Step 3: Cross multiply
    48,203.40x = 72,232.20 × 40,767.60
  4. Step 4: Simplify right side
    48,203.40x = 2,944,733,436.72
  5. Step 5: Solve for x
    x = 2,944,733,436.72/48,203.40
  6. Step 6: Final answer
    x = 61,089.75

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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.