Home / 72,625.18-108,814.76-44,486.40

Finding the Fourth Proportional to 72,625.18, 108,814.76 and 44,486.40

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Solution

The fourth proportional to 72,625.18, 108,814.76 and 44,486.40 is: 66,654.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,625.18 : 108,814.76 = 44,486.40 : x
  2. Step 2: Convert to fraction form
    72,625.18/108,814.76 = 44,486.40/x
  3. Step 3: Cross multiply
    72,625.18x = 108,814.76 × 44,486.40
  4. Step 4: Simplify right side
    72,625.18x = 4,840,776,939.26
  5. Step 5: Solve for x
    x = 4,840,776,939.26/72,625.18
  6. Step 6: Final answer
    x = 66,654.25

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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.