Home / 172,174.46-258,113.77-59,840.09

Finding the Fourth Proportional to 172,174.46, 258,113.77 and 59,840.09

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Solution

The fourth proportional to 172,174.46, 258,113.77 and 59,840.09 is: 89,708.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,174.46 : 258,113.77 = 59,840.09 : x
  2. Step 2: Convert to fraction form
    172,174.46/258,113.77 = 59,840.09/x
  3. Step 3: Cross multiply
    172,174.46x = 258,113.77 × 59,840.09
  4. Step 4: Simplify right side
    172,174.46x = 15,445,551,227.04
  5. Step 5: Solve for x
    x = 15,445,551,227.04/172,174.46
  6. Step 6: Final answer
    x = 89,708.72

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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.