Home / 157,856.10-236,776.45-58,008.61

Finding the Fourth Proportional to 157,856.10, 236,776.45 and 58,008.61

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Solution

The fourth proportional to 157,856.10, 236,776.45 and 58,008.61 is: 87,010.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,856.10 : 236,776.45 = 58,008.61 : x
  2. Step 2: Convert to fraction form
    157,856.10/236,776.45 = 58,008.61/x
  3. Step 3: Cross multiply
    157,856.10x = 236,776.45 × 58,008.61
  4. Step 4: Simplify right side
    157,856.10x = 13,735,072,745.23
  5. Step 5: Solve for x
    x = 13,735,072,745.23/157,856.10
  6. Step 6: Final answer
    x = 87,010.09

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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.