Home / 106,503.07-146,974.73-58,756.40

Finding the Fourth Proportional to 106,503.07, 146,974.73 and 58,756.40

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Solution

The fourth proportional to 106,503.07, 146,974.73 and 58,756.40 is: 81,084.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,503.07 : 146,974.73 = 58,756.40 : x
  2. Step 2: Convert to fraction form
    106,503.07/146,974.73 = 58,756.40/x
  3. Step 3: Cross multiply
    106,503.07x = 146,974.73 × 58,756.40
  4. Step 4: Simplify right side
    106,503.07x = 8,635,706,025.77
  5. Step 5: Solve for x
    x = 8,635,706,025.77/106,503.07
  6. Step 6: Final answer
    x = 81,084.10

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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.