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Finding the Fourth Proportional to 230,696.91, 346,061.77 and 70,752.08

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Solution

The fourth proportional to 230,696.91, 346,061.77 and 70,752.08 is: 106,133.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,696.91 : 346,061.77 = 70,752.08 : x
  2. Step 2: Convert to fraction form
    230,696.91/346,061.77 = 70,752.08/x
  3. Step 3: Cross multiply
    230,696.91x = 346,061.77 × 70,752.08
  4. Step 4: Simplify right side
    230,696.91x = 24,484,590,724.26
  5. Step 5: Solve for x
    x = 24,484,590,724.26/230,696.91
  6. Step 6: Final answer
    x = 106,133.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.