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Finding the Fourth Proportional to 214,606.99, 296,171.80 and 123,966.77

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Solution

The fourth proportional to 214,606.99, 296,171.80 and 123,966.77 is: 171,082.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,606.99 : 296,171.80 = 123,966.77 : x
  2. Step 2: Convert to fraction form
    214,606.99/296,171.80 = 123,966.77/x
  3. Step 3: Cross multiply
    214,606.99x = 296,171.80 × 123,966.77
  4. Step 4: Simplify right side
    214,606.99x = 36,715,461,411.09
  5. Step 5: Solve for x
    x = 36,715,461,411.09/214,606.99
  6. Step 6: Final answer
    x = 171,082.32

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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.