Home / 190,981.89-263,562.93-106,098.75

Finding the Fourth Proportional to 190,981.89, 263,562.93 and 106,098.75

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Solution

The fourth proportional to 190,981.89, 263,562.93 and 106,098.75 is: 146,420.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,981.89 : 263,562.93 = 106,098.75 : x
  2. Step 2: Convert to fraction form
    190,981.89/263,562.93 = 106,098.75/x
  3. Step 3: Cross multiply
    190,981.89x = 263,562.93 × 106,098.75
  4. Step 4: Simplify right side
    190,981.89x = 27,963,697,419.34
  5. Step 5: Solve for x
    x = 27,963,697,419.34/190,981.89
  6. Step 6: Final answer
    x = 146,420.68

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1.5x scale

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.