Home / 175,540.64-263,188.08-64,702.88

Finding the Fourth Proportional to 175,540.64, 263,188.08 and 64,702.88

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Solution

The fourth proportional to 175,540.64, 263,188.08 and 64,702.88 is: 97,009.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,540.64 : 263,188.08 = 64,702.88 : x
  2. Step 2: Convert to fraction form
    175,540.64/263,188.08 = 64,702.88/x
  3. Step 3: Cross multiply
    175,540.64x = 263,188.08 × 64,702.88
  4. Step 4: Simplify right side
    175,540.64x = 17,029,026,757.67
  5. Step 5: Solve for x
    x = 17,029,026,757.67/175,540.64
  6. Step 6: Final answer
    x = 97,009.03

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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.