Home / 272,947.79-376,667.98-158,292.95

Finding the Fourth Proportional to 272,947.79, 376,667.98 and 158,292.95

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Solution

The fourth proportional to 272,947.79, 376,667.98 and 158,292.95 is: 218,444.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,947.79 : 376,667.98 = 158,292.95 : x
  2. Step 2: Convert to fraction form
    272,947.79/376,667.98 = 158,292.95/x
  3. Step 3: Cross multiply
    272,947.79x = 376,667.98 × 158,292.95
  4. Step 4: Simplify right side
    272,947.79x = 59,623,886,470.26
  5. Step 5: Solve for x
    x = 59,623,886,470.26/272,947.79
  6. Step 6: Final answer
    x = 218,444.29

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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.