Home / 106,220.14-146,585.64-60,905.50

Finding the Fourth Proportional to 106,220.14, 146,585.64 and 60,905.50

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Solution

The fourth proportional to 106,220.14, 146,585.64 and 60,905.50 is: 84,050.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,220.14 : 146,585.64 = 60,905.50 : x
  2. Step 2: Convert to fraction form
    106,220.14/146,585.64 = 60,905.50/x
  3. Step 3: Cross multiply
    106,220.14x = 146,585.64 × 60,905.50
  4. Step 4: Simplify right side
    106,220.14x = 8,927,871,697.02
  5. Step 5: Solve for x
    x = 8,927,871,697.02/106,220.14
  6. Step 6: Final answer
    x = 84,050.65

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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.