Home / 62,999.12-86,939.52-34,705.28

Finding the Fourth Proportional to 62,999.12, 86,939.52 and 34,705.28

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Solution

The fourth proportional to 62,999.12, 86,939.52 and 34,705.28 is: 47,893.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,999.12 : 86,939.52 = 34,705.28 : x
  2. Step 2: Convert to fraction form
    62,999.12/86,939.52 = 34,705.28/x
  3. Step 3: Cross multiply
    62,999.12x = 86,939.52 × 34,705.28
  4. Step 4: Simplify right side
    62,999.12x = 3,017,260,384.67
  5. Step 5: Solve for x
    x = 3,017,260,384.67/62,999.12
  6. Step 6: Final answer
    x = 47,893.69

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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.