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Finding the Fourth Proportional to 163,735.68, 245,612.16 and 52,936.32

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Solution

The fourth proportional to 163,735.68, 245,612.16 and 52,936.32 is: 79,407.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,735.68 : 245,612.16 = 52,936.32 : x
  2. Step 2: Convert to fraction form
    163,735.68/245,612.16 = 52,936.32/x
  3. Step 3: Cross multiply
    163,735.68x = 245,612.16 × 52,936.32
  4. Step 4: Simplify right side
    163,735.68x = 13,001,803,897.65
  5. Step 5: Solve for x
    x = 13,001,803,897.65/163,735.68
  6. Step 6: Final answer
    x = 79,407.27

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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.