Home / 95,626.40-143,266.80-84,567.20

Finding the Fourth Proportional to 95,626.40, 143,266.80 and 84,567.20

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Solution

The fourth proportional to 95,626.40, 143,266.80 and 84,567.20 is: 126,697.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,626.40 : 143,266.80 = 84,567.20 : x
  2. Step 2: Convert to fraction form
    95,626.40/143,266.80 = 84,567.20/x
  3. Step 3: Cross multiply
    95,626.40x = 143,266.80 × 84,567.20
  4. Step 4: Simplify right side
    95,626.40x = 12,115,672,128.96
  5. Step 5: Solve for x
    x = 12,115,672,128.96/95,626.40
  6. Step 6: Final answer
    x = 126,697.98

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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.