Home / 253,573.08-380,363.94-95,875.80

Finding the Fourth Proportional to 253,573.08, 380,363.94 and 95,875.80

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Solution

The fourth proportional to 253,573.08, 380,363.94 and 95,875.80 is: 143,815.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,573.08 : 380,363.94 = 95,875.80 : x
  2. Step 2: Convert to fraction form
    253,573.08/380,363.94 = 95,875.80/x
  3. Step 3: Cross multiply
    253,573.08x = 380,363.94 × 95,875.80
  4. Step 4: Simplify right side
    253,573.08x = 36,467,697,038.65
  5. Step 5: Solve for x
    x = 36,467,697,038.65/253,573.08
  6. Step 6: Final answer
    x = 143,815.33

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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.