Home / 175,431.96-263,152.80-57,110.40

Finding the Fourth Proportional to 175,431.96, 263,152.80 and 57,110.40

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Solution

The fourth proportional to 175,431.96, 263,152.80 and 57,110.40 is: 85,667.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,431.96 : 263,152.80 = 57,110.40 : x
  2. Step 2: Convert to fraction form
    175,431.96/263,152.80 = 57,110.40/x
  3. Step 3: Cross multiply
    175,431.96x = 263,152.80 × 57,110.40
  4. Step 4: Simplify right side
    175,431.96x = 15,028,761,669.12
  5. Step 5: Solve for x
    x = 15,028,761,669.12/175,431.96
  6. Step 6: Final answer
    x = 85,667.18

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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.