Home / 157,126.41-235,690.11-38,797.77

Finding the Fourth Proportional to 157,126.41, 235,690.11 and 38,797.77

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Solution

The fourth proportional to 157,126.41, 235,690.11 and 38,797.77 is: 58,196.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,126.41 : 235,690.11 = 38,797.77 : x
  2. Step 2: Convert to fraction form
    157,126.41/235,690.11 = 38,797.77/x
  3. Step 3: Cross multiply
    157,126.41x = 235,690.11 × 38,797.77
  4. Step 4: Simplify right side
    157,126.41x = 9,144,250,679.05
  5. Step 5: Solve for x
    x = 9,144,250,679.05/157,126.41
  6. Step 6: Final answer
    x = 58,196.78

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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.