Home / 157,117.41-235,676.61-38,788.77

Finding the Fourth Proportional to 157,117.41, 235,676.61 and 38,788.77

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Solution

The fourth proportional to 157,117.41, 235,676.61 and 38,788.77 is: 58,183.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,117.41 : 235,676.61 = 38,788.77 : x
  2. Step 2: Convert to fraction form
    157,117.41/235,676.61 = 38,788.77/x
  3. Step 3: Cross multiply
    157,117.41x = 235,676.61 × 38,788.77
  4. Step 4: Simplify right side
    157,117.41x = 9,141,605,819.67
  5. Step 5: Solve for x
    x = 9,141,605,819.67/157,117.41
  6. Step 6: Final answer
    x = 58,183.28

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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.