Home / 98,795.25-136,300.24-64,822.48

Finding the Fourth Proportional to 98,795.25, 136,300.24 and 64,822.48

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Solution

The fourth proportional to 98,795.25, 136,300.24 and 64,822.48 is: 89,430.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,795.25 : 136,300.24 = 64,822.48 : x
  2. Step 2: Convert to fraction form
    98,795.25/136,300.24 = 64,822.48/x
  3. Step 3: Cross multiply
    98,795.25x = 136,300.24 × 64,822.48
  4. Step 4: Simplify right side
    98,795.25x = 8,835,319,723.74
  5. Step 5: Solve for x
    x = 8,835,319,723.74/98,795.25
  6. Step 6: Final answer
    x = 89,430.61

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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.