Home / 187,941.51-281,883.11-54,807.89

Finding the Fourth Proportional to 187,941.51, 281,883.11 and 54,807.89

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Solution

The fourth proportional to 187,941.51, 281,883.11 and 54,807.89 is: 82,203.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,941.51 : 281,883.11 = 54,807.89 : x
  2. Step 2: Convert to fraction form
    187,941.51/281,883.11 = 54,807.89/x
  3. Step 3: Cross multiply
    187,941.51x = 281,883.11 × 54,807.89
  4. Step 4: Simplify right side
    187,941.51x = 15,449,416,802.28
  5. Step 5: Solve for x
    x = 15,449,416,802.28/187,941.51
  6. Step 6: Final answer
    x = 82,203.32

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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.