Home / 107,912.02-148,918.80-60,168.43

Finding the Fourth Proportional to 107,912.02, 148,918.80 and 60,168.43

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Solution

The fourth proportional to 107,912.02, 148,918.80 and 60,168.43 is: 83,032.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,912.02 : 148,918.80 = 60,168.43 : x
  2. Step 2: Convert to fraction form
    107,912.02/148,918.80 = 60,168.43/x
  3. Step 3: Cross multiply
    107,912.02x = 148,918.80 × 60,168.43
  4. Step 4: Simplify right side
    107,912.02x = 8,960,210,393.48
  5. Step 5: Solve for x
    x = 8,960,210,393.48/107,912.02
  6. Step 6: Final answer
    x = 83,032.55

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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.