Home / 243,991.41-336,667.98-153,283.17

Finding the Fourth Proportional to 243,991.41, 336,667.98 and 153,283.17

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Solution

The fourth proportional to 243,991.41, 336,667.98 and 153,283.17 is: 211,505.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,991.41 : 336,667.98 = 153,283.17 : x
  2. Step 2: Convert to fraction form
    243,991.41/336,667.98 = 153,283.17/x
  3. Step 3: Cross multiply
    243,991.41x = 336,667.98 × 153,283.17
  4. Step 4: Simplify right side
    243,991.41x = 51,605,535,211.90
  5. Step 5: Solve for x
    x = 51,605,535,211.90/243,991.41
  6. Step 6: Final answer
    x = 211,505.54

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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.