Home / 95,855.10-143,782.65-60,425.70

Finding the Fourth Proportional to 95,855.10, 143,782.65 and 60,425.70

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Solution

The fourth proportional to 95,855.10, 143,782.65 and 60,425.70 is: 90,638.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,855.10 : 143,782.65 = 60,425.70 : x
  2. Step 2: Convert to fraction form
    95,855.10/143,782.65 = 60,425.70/x
  3. Step 3: Cross multiply
    95,855.10x = 143,782.65 × 60,425.70
  4. Step 4: Simplify right side
    95,855.10x = 8,688,167,274.11
  5. Step 5: Solve for x
    x = 8,688,167,274.11/95,855.10
  6. Step 6: Final answer
    x = 90,638.55

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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.