Home / 187,701.14-281,579.16-54,564.10

Finding the Fourth Proportional to 187,701.14, 281,579.16 and 54,564.10

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Solution

The fourth proportional to 187,701.14, 281,579.16 and 54,564.10 is: 81,854.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,701.14 : 281,579.16 = 54,564.10 : x
  2. Step 2: Convert to fraction form
    187,701.14/281,579.16 = 54,564.10/x
  3. Step 3: Cross multiply
    187,701.14x = 281,579.16 × 54,564.10
  4. Step 4: Simplify right side
    187,701.14x = 15,364,113,444.16
  5. Step 5: Solve for x
    x = 15,364,113,444.16/187,701.14
  6. Step 6: Final answer
    x = 81,854.13

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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.