Home / 107,913.60-148,902.72-60,156.48

Finding the Fourth Proportional to 107,913.60, 148,902.72 and 60,156.48

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Solution

The fourth proportional to 107,913.60, 148,902.72 and 60,156.48 is: 83,005.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,913.60 : 148,902.72 = 60,156.48 : x
  2. Step 2: Convert to fraction form
    107,913.60/148,902.72 = 60,156.48/x
  3. Step 3: Cross multiply
    107,913.60x = 148,902.72 × 60,156.48
  4. Step 4: Simplify right side
    107,913.60x = 8,957,463,497.63
  5. Step 5: Solve for x
    x = 8,957,463,497.63/107,913.60
  6. Step 6: Final answer
    x = 83,005.88

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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.