Home / 187,476.54-258,720.74-133,852.72

Finding the Fourth Proportional to 187,476.54, 258,720.74 and 133,852.72

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Solution

The fourth proportional to 187,476.54, 258,720.74 and 133,852.72 is: 184,718.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,476.54 : 258,720.74 = 133,852.72 : x
  2. Step 2: Convert to fraction form
    187,476.54/258,720.74 = 133,852.72/x
  3. Step 3: Cross multiply
    187,476.54x = 258,720.74 × 133,852.72
  4. Step 4: Simplify right side
    187,476.54x = 34,630,474,769.41
  5. Step 5: Solve for x
    x = 34,630,474,769.41/187,476.54
  6. Step 6: Final answer
    x = 184,718.98

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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.