Home / 106,795.42-147,371.79-59,045.92

Finding the Fourth Proportional to 106,795.42, 147,371.79 and 59,045.92

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Solution

The fourth proportional to 106,795.42, 147,371.79 and 59,045.92 is: 81,480.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,795.42 : 147,371.79 = 59,045.92 : x
  2. Step 2: Convert to fraction form
    106,795.42/147,371.79 = 59,045.92/x
  3. Step 3: Cross multiply
    106,795.42x = 147,371.79 × 59,045.92
  4. Step 4: Simplify right side
    106,795.42x = 8,701,702,922.60
  5. Step 5: Solve for x
    x = 8,701,702,922.60/106,795.42
  6. Step 6: Final answer
    x = 81,480.11

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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.