Home / 194,234.40-291,265.20-89,085.60

Finding the Fourth Proportional to 194,234.40, 291,265.20 and 89,085.60

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Solution

The fourth proportional to 194,234.40, 291,265.20 and 89,085.60 is: 133,588.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,234.40 : 291,265.20 = 89,085.60 : x
  2. Step 2: Convert to fraction form
    194,234.40/291,265.20 = 89,085.60/x
  3. Step 3: Cross multiply
    194,234.40x = 291,265.20 × 89,085.60
  4. Step 4: Simplify right side
    194,234.40x = 25,947,535,101.12
  5. Step 5: Solve for x
    x = 25,947,535,101.12/194,234.40
  6. Step 6: Final answer
    x = 133,588.77

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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.