Home / 131,052.29-180,851.22-74,463.67

Finding the Fourth Proportional to 131,052.29, 180,851.22 and 74,463.67

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Solution

The fourth proportional to 131,052.29, 180,851.22 and 74,463.67 is: 102,759.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,052.29 : 180,851.22 = 74,463.67 : x
  2. Step 2: Convert to fraction form
    131,052.29/180,851.22 = 74,463.67/x
  3. Step 3: Cross multiply
    131,052.29x = 180,851.22 × 74,463.67
  4. Step 4: Simplify right side
    131,052.29x = 13,466,845,113.05
  5. Step 5: Solve for x
    x = 13,466,845,113.05/131,052.29
  6. Step 6: Final answer
    x = 102,759.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.