Home / 107,063.54-147,817.02-68,840.26

Finding the Fourth Proportional to 107,063.54, 147,817.02 and 68,840.26

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Solution

The fourth proportional to 107,063.54, 147,817.02 and 68,840.26 is: 95,044.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,063.54 : 147,817.02 = 68,840.26 : x
  2. Step 2: Convert to fraction form
    107,063.54/147,817.02 = 68,840.26/x
  3. Step 3: Cross multiply
    107,063.54x = 147,817.02 × 68,840.26
  4. Step 4: Simplify right side
    107,063.54x = 10,175,762,089.23
  5. Step 5: Solve for x
    x = 10,175,762,089.23/107,063.54
  6. Step 6: Final answer
    x = 95,044.14

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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.