Home / 48,323.40-72,485.10-34,326.60

Finding the Fourth Proportional to 48,323.40, 72,485.10 and 34,326.60

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Solution

The fourth proportional to 48,323.40, 72,485.10 and 34,326.60 is: 51,489.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,323.40 : 72,485.10 = 34,326.60 : x
  2. Step 2: Convert to fraction form
    48,323.40/72,485.10 = 34,326.60/x
  3. Step 3: Cross multiply
    48,323.40x = 72,485.10 × 34,326.60
  4. Step 4: Simplify right side
    48,323.40x = 2,488,167,033.66
  5. Step 5: Solve for x
    x = 2,488,167,033.66/48,323.40
  6. Step 6: Final answer
    x = 51,489.90

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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.