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Finding the Fourth Proportional to 169,528.88, 233,995.56 and 105,828.32

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Solution

The fourth proportional to 169,528.88, 233,995.56 and 105,828.32 is: 146,071.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,528.88 : 233,995.56 = 105,828.32 : x
  2. Step 2: Convert to fraction form
    169,528.88/233,995.56 = 105,828.32/x
  3. Step 3: Cross multiply
    169,528.88x = 233,995.56 × 105,828.32
  4. Step 4: Simplify right side
    169,528.88x = 24,763,357,002.26
  5. Step 5: Solve for x
    x = 24,763,357,002.26/169,528.88
  6. Step 6: Final answer
    x = 146,071.61

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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.