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Finding the Fourth Proportional to 171,828.14, 237,045.15 and 111,414.08

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Solution

The fourth proportional to 171,828.14, 237,045.15 and 111,414.08 is: 153,701.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,828.14 : 237,045.15 = 111,414.08 : x
  2. Step 2: Convert to fraction form
    171,828.14/237,045.15 = 111,414.08/x
  3. Step 3: Cross multiply
    171,828.14x = 237,045.15 × 111,414.08
  4. Step 4: Simplify right side
    171,828.14x = 26,410,167,305.71
  5. Step 5: Solve for x
    x = 26,410,167,305.71/171,828.14
  6. Step 6: Final answer
    x = 153,701.06

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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.