Home / 131,240.70-196,861.05-124,328.70

Finding the Fourth Proportional to 131,240.70, 196,861.05 and 124,328.70

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Solution

The fourth proportional to 131,240.70, 196,861.05 and 124,328.70 is: 186,493.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,240.70 : 196,861.05 = 124,328.70 : x
  2. Step 2: Convert to fraction form
    131,240.70/196,861.05 = 124,328.70/x
  3. Step 3: Cross multiply
    131,240.70x = 196,861.05 × 124,328.70
  4. Step 4: Simplify right side
    131,240.70x = 24,475,478,427.14
  5. Step 5: Solve for x
    x = 24,475,478,427.14/131,240.70
  6. Step 6: Final answer
    x = 186,493.05

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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.