Home / 146,782.64-202,560.06-83,132.74

Finding the Fourth Proportional to 146,782.64, 202,560.06 and 83,132.74

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Solution

The fourth proportional to 146,782.64, 202,560.06 and 83,132.74 is: 114,723.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,782.64 : 202,560.06 = 83,132.74 : x
  2. Step 2: Convert to fraction form
    146,782.64/202,560.06 = 83,132.74/x
  3. Step 3: Cross multiply
    146,782.64x = 202,560.06 × 83,132.74
  4. Step 4: Simplify right side
    146,782.64x = 16,839,372,802.36
  5. Step 5: Solve for x
    x = 16,839,372,802.36/146,782.64
  6. Step 6: Final answer
    x = 114,723.19

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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.