Home / 165,264.98-247,853.18-71,748.50

Finding the Fourth Proportional to 165,264.98, 247,853.18 and 71,748.50

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Solution

The fourth proportional to 165,264.98, 247,853.18 and 71,748.50 is: 107,603.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,264.98 : 247,853.18 = 71,748.50 : x
  2. Step 2: Convert to fraction form
    165,264.98/247,853.18 = 71,748.50/x
  3. Step 3: Cross multiply
    165,264.98x = 247,853.18 × 71,748.50
  4. Step 4: Simplify right side
    165,264.98x = 17,783,093,885.23
  5. Step 5: Solve for x
    x = 17,783,093,885.23/165,264.98
  6. Step 6: Final answer
    x = 107,603.52

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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.