Home / 435,784.23-653,714.06-120,241.10

Finding the Fourth Proportional to 435,784.23, 653,714.06 and 120,241.10

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Solution

The fourth proportional to 435,784.23, 653,714.06 and 120,241.10 is: 180,372.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,784.23 : 653,714.06 = 120,241.10 : x
  2. Step 2: Convert to fraction form
    435,784.23/653,714.06 = 120,241.10/x
  3. Step 3: Cross multiply
    435,784.23x = 653,714.06 × 120,241.10
  4. Step 4: Simplify right side
    435,784.23x = 78,603,298,692.95
  5. Step 5: Solve for x
    x = 78,603,298,692.95/435,784.23
  6. Step 6: Final answer
    x = 180,372.06

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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.