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Finding the Fourth Proportional to 164,828.66, 248,478.39 and 153,842.97

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Solution

The fourth proportional to 164,828.66, 248,478.39 and 153,842.97 is: 231,917.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,828.66 : 248,478.39 = 153,842.97 : x
  2. Step 2: Convert to fraction form
    164,828.66/248,478.39 = 153,842.97/x
  3. Step 3: Cross multiply
    164,828.66x = 248,478.39 × 153,842.97
  4. Step 4: Simplify right side
    164,828.66x = 38,226,653,498.42
  5. Step 5: Solve for x
    x = 38,226,653,498.42/164,828.66
  6. Step 6: Final answer
    x = 231,917.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.