Home / 98,817.32-136,367.87-53,495.27

Finding the Fourth Proportional to 98,817.32, 136,367.87 and 53,495.27

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Solution

The fourth proportional to 98,817.32, 136,367.87 and 53,495.27 is: 73,823.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,817.32 : 136,367.87 = 53,495.27 : x
  2. Step 2: Convert to fraction form
    98,817.32/136,367.87 = 53,495.27/x
  3. Step 3: Cross multiply
    98,817.32x = 136,367.87 × 53,495.27
  4. Step 4: Simplify right side
    98,817.32x = 7,295,036,024.97
  5. Step 5: Solve for x
    x = 7,295,036,024.97/98,817.32
  6. Step 6: Final answer
    x = 73,823.46

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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.