Home / 98,822.32-136,246.11-62,999.26

Finding the Fourth Proportional to 98,822.32, 136,246.11 and 62,999.26

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Solution

The fourth proportional to 98,822.32, 136,246.11 and 62,999.26 is: 86,856.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,822.32 : 136,246.11 = 62,999.26 : x
  2. Step 2: Convert to fraction form
    98,822.32/136,246.11 = 62,999.26/x
  3. Step 3: Cross multiply
    98,822.32x = 136,246.11 × 62,999.26
  4. Step 4: Simplify right side
    98,822.32x = 8,583,403,426.65
  5. Step 5: Solve for x
    x = 8,583,403,426.65/98,822.32
  6. Step 6: Final answer
    x = 86,856.94

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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.