Home / 173,979.18-261,010.22-61,669.20

Finding the Fourth Proportional to 173,979.18, 261,010.22 and 61,669.20

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Solution

The fourth proportional to 173,979.18, 261,010.22 and 61,669.20 is: 92,518.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,979.18 : 261,010.22 = 61,669.20 : x
  2. Step 2: Convert to fraction form
    173,979.18/261,010.22 = 61,669.20/x
  3. Step 3: Cross multiply
    173,979.18x = 261,010.22 × 61,669.20
  4. Step 4: Simplify right side
    173,979.18x = 16,096,291,150.88
  5. Step 5: Solve for x
    x = 16,096,291,150.88/173,979.18
  6. Step 6: Final answer
    x = 92,518.49

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1.5x scale

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.