Home / 132,237.77-198,390.21-61,211.60

Finding the Fourth Proportional to 132,237.77, 198,390.21 and 61,211.60

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Solution

The fourth proportional to 132,237.77, 198,390.21 and 61,211.60 is: 91,832.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,237.77 : 198,390.21 = 61,211.60 : x
  2. Step 2: Convert to fraction form
    132,237.77/198,390.21 = 61,211.60/x
  3. Step 3: Cross multiply
    132,237.77x = 198,390.21 × 61,211.60
  4. Step 4: Simplify right side
    132,237.77x = 12,143,782,045.22
  5. Step 5: Solve for x
    x = 12,143,782,045.22/132,237.77
  6. Step 6: Final answer
    x = 91,832.93

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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.