Home / 172,678.24-259,058.83-66,060.45

Finding the Fourth Proportional to 172,678.24, 259,058.83 and 66,060.45

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Solution

The fourth proportional to 172,678.24, 259,058.83 and 66,060.45 is: 99,106.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,678.24 : 259,058.83 = 66,060.45 : x
  2. Step 2: Convert to fraction form
    172,678.24/259,058.83 = 66,060.45/x
  3. Step 3: Cross multiply
    172,678.24x = 259,058.83 × 66,060.45
  4. Step 4: Simplify right side
    172,678.24x = 17,113,542,886.27
  5. Step 5: Solve for x
    x = 17,113,542,886.27/172,678.24
  6. Step 6: Final answer
    x = 99,106.54

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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.