Home / 115,445.23-173,186.07-48,885.77

Finding the Fourth Proportional to 115,445.23, 173,186.07 and 48,885.77

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Solution

The fourth proportional to 115,445.23, 173,186.07 and 48,885.77 is: 73,336.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,445.23 : 173,186.07 = 48,885.77 : x
  2. Step 2: Convert to fraction form
    115,445.23/173,186.07 = 48,885.77/x
  3. Step 3: Cross multiply
    115,445.23x = 173,186.07 × 48,885.77
  4. Step 4: Simplify right side
    115,445.23x = 8,466,334,140.80
  5. Step 5: Solve for x
    x = 8,466,334,140.80/115,445.23
  6. Step 6: Final answer
    x = 73,336.37

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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.