Home / 78,699.12-108,592.46-44,237.03

Finding the Fourth Proportional to 78,699.12, 108,592.46 and 44,237.03

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Solution

The fourth proportional to 78,699.12, 108,592.46 and 44,237.03 is: 61,040.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,699.12 : 108,592.46 = 44,237.03 : x
  2. Step 2: Convert to fraction form
    78,699.12/108,592.46 = 44,237.03/x
  3. Step 3: Cross multiply
    78,699.12x = 108,592.46 × 44,237.03
  4. Step 4: Simplify right side
    78,699.12x = 4,803,807,910.79
  5. Step 5: Solve for x
    x = 4,803,807,910.79/78,699.12
  6. Step 6: Final answer
    x = 61,040.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.