Home / 107,043.45-147,719.94-59,299.89

Finding the Fourth Proportional to 107,043.45, 147,719.94 and 59,299.89

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Solution

The fourth proportional to 107,043.45, 147,719.94 and 59,299.89 is: 81,833.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,043.45 : 147,719.94 = 59,299.89 : x
  2. Step 2: Convert to fraction form
    107,043.45/147,719.94 = 59,299.89/x
  3. Step 3: Cross multiply
    107,043.45x = 147,719.94 × 59,299.89
  4. Step 4: Simplify right side
    107,043.45x = 8,759,776,192.81
  5. Step 5: Solve for x
    x = 8,759,776,192.81/107,043.45
  6. Step 6: Final answer
    x = 81,833.84

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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.