Home / 48,647.60-72,829.23-43,978.35

Finding the Fourth Proportional to 48,647.60, 72,829.23 and 43,978.35

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Solution

The fourth proportional to 48,647.60, 72,829.23 and 43,978.35 is: 65,839.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,647.60 : 72,829.23 = 43,978.35 : x
  2. Step 2: Convert to fraction form
    48,647.60/72,829.23 = 43,978.35/x
  3. Step 3: Cross multiply
    48,647.60x = 72,829.23 × 43,978.35
  4. Step 4: Simplify right side
    48,647.60x = 3,202,909,367.17
  5. Step 5: Solve for x
    x = 3,202,909,367.17/48,647.60
  6. Step 6: Final answer
    x = 65,839.00

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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.