Home / 147,923.79-204,084.96-84,216.48

Finding the Fourth Proportional to 147,923.79, 204,084.96 and 84,216.48

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Solution

The fourth proportional to 147,923.79, 204,084.96 and 84,216.48 is: 116,190.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,923.79 : 204,084.96 = 84,216.48 : x
  2. Step 2: Convert to fraction form
    147,923.79/204,084.96 = 84,216.48/x
  3. Step 3: Cross multiply
    147,923.79x = 204,084.96 × 84,216.48
  4. Step 4: Simplify right side
    147,923.79x = 17,187,316,952.14
  5. Step 5: Solve for x
    x = 17,187,316,952.14/147,923.79
  6. Step 6: Final answer
    x = 116,190.35

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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.