Home / 157,432.56-236,165.49-57,601.68

Finding the Fourth Proportional to 157,432.56, 236,165.49 and 57,601.68

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Solution

The fourth proportional to 157,432.56, 236,165.49 and 57,601.68 is: 86,408.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,432.56 : 236,165.49 = 57,601.68 : x
  2. Step 2: Convert to fraction form
    157,432.56/236,165.49 = 57,601.68/x
  3. Step 3: Cross multiply
    157,432.56x = 236,165.49 × 57,601.68
  4. Step 4: Simplify right side
    157,432.56x = 13,603,528,982.02
  5. Step 5: Solve for x
    x = 13,603,528,982.02/157,432.56
  6. Step 6: Final answer
    x = 86,408.61

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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.