Home / 98,963.51-136,587.92-56,522.03

Finding the Fourth Proportional to 98,963.51, 136,587.92 and 56,522.03

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Solution

The fourth proportional to 98,963.51, 136,587.92 and 56,522.03 is: 78,010.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,963.51 : 136,587.92 = 56,522.03 : x
  2. Step 2: Convert to fraction form
    98,963.51/136,587.92 = 56,522.03/x
  3. Step 3: Cross multiply
    98,963.51x = 136,587.92 × 56,522.03
  4. Step 4: Simplify right side
    98,963.51x = 7,720,225,546.33
  5. Step 5: Solve for x
    x = 7,720,225,546.33/98,963.51
  6. Step 6: Final answer
    x = 78,010.83

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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.