Home / 125,529.56-188,294.52-88,256.36

Finding the Fourth Proportional to 125,529.56, 188,294.52 and 88,256.36

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Solution

The fourth proportional to 125,529.56, 188,294.52 and 88,256.36 is: 132,384.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,529.56 : 188,294.52 = 88,256.36 : x
  2. Step 2: Convert to fraction form
    125,529.56/188,294.52 = 88,256.36/x
  3. Step 3: Cross multiply
    125,529.56x = 188,294.52 × 88,256.36
  4. Step 4: Simplify right side
    125,529.56x = 16,618,188,943.15
  5. Step 5: Solve for x
    x = 16,618,188,943.15/125,529.56
  6. Step 6: Final answer
    x = 132,384.67

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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.