Home / 105,964.04-146,165.50-62,914.32

Finding the Fourth Proportional to 105,964.04, 146,165.50 and 62,914.32

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Solution

The fourth proportional to 105,964.04, 146,165.50 and 62,914.32 is: 86,783.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,964.04 : 146,165.50 = 62,914.32 : x
  2. Step 2: Convert to fraction form
    105,964.04/146,165.50 = 62,914.32/x
  3. Step 3: Cross multiply
    105,964.04x = 146,165.50 × 62,914.32
  4. Step 4: Simplify right side
    105,964.04x = 9,195,903,039.96
  5. Step 5: Solve for x
    x = 9,195,903,039.96/105,964.04
  6. Step 6: Final answer
    x = 86,783.24

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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.