Home / 187,905.70-281,920.40-124,973.41

Finding the Fourth Proportional to 187,905.70, 281,920.40 and 124,973.41

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Solution

The fourth proportional to 187,905.70, 281,920.40 and 124,973.41 is: 187,501.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,905.70 : 281,920.40 = 124,973.41 : x
  2. Step 2: Convert to fraction form
    187,905.70/281,920.40 = 124,973.41/x
  3. Step 3: Cross multiply
    187,905.70x = 281,920.40 × 124,973.41
  4. Step 4: Simplify right side
    187,905.70x = 35,232,552,611.25
  5. Step 5: Solve for x
    x = 35,232,552,611.25/187,905.70
  6. Step 6: Final answer
    x = 187,501.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.