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Finding the Fourth Proportional to 169,495.84, 233,807.04 and 105,722.88

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Solution

The fourth proportional to 169,495.84, 233,807.04 and 105,722.88 is: 145,836.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,495.84 : 233,807.04 = 105,722.88 : x
  2. Step 2: Convert to fraction form
    169,495.84/233,807.04 = 105,722.88/x
  3. Step 3: Cross multiply
    169,495.84x = 233,807.04 × 105,722.88
  4. Step 4: Simplify right side
    169,495.84x = 24,718,753,633.08
  5. Step 5: Solve for x
    x = 24,718,753,633.08/169,495.84
  6. Step 6: Final answer
    x = 145,836.93

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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.