Home / 98,627.44-136,166.10-64,204.96

Finding the Fourth Proportional to 98,627.44, 136,166.10 and 64,204.96

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Solution

The fourth proportional to 98,627.44, 136,166.10 and 64,204.96 is: 88,642.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,627.44 : 136,166.10 = 64,204.96 : x
  2. Step 2: Convert to fraction form
    98,627.44/136,166.10 = 64,204.96/x
  3. Step 3: Cross multiply
    98,627.44x = 136,166.10 × 64,204.96
  4. Step 4: Simplify right side
    98,627.44x = 8,742,539,003.86
  5. Step 5: Solve for x
    x = 8,742,539,003.86/98,627.44
  6. Step 6: Final answer
    x = 88,642.06

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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.