Home / 125,635.44-173,530.80-93,945.36

Finding the Fourth Proportional to 125,635.44, 173,530.80 and 93,945.36

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Solution

The fourth proportional to 125,635.44, 173,530.80 and 93,945.36 is: 129,759.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,635.44 : 173,530.80 = 93,945.36 : x
  2. Step 2: Convert to fraction form
    125,635.44/173,530.80 = 93,945.36/x
  3. Step 3: Cross multiply
    125,635.44x = 173,530.80 × 93,945.36
  4. Step 4: Simplify right side
    125,635.44x = 16,302,413,477.09
  5. Step 5: Solve for x
    x = 16,302,413,477.09/125,635.44
  6. Step 6: Final answer
    x = 129,759.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.