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Finding the Fourth Proportional to 163,357.63, 245,070.46 and 51,033.31

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Solution

The fourth proportional to 163,357.63, 245,070.46 and 51,033.31 is: 76,560.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,357.63 : 245,070.46 = 51,033.31 : x
  2. Step 2: Convert to fraction form
    163,357.63/245,070.46 = 51,033.31/x
  3. Step 3: Cross multiply
    163,357.63x = 245,070.46 × 51,033.31
  4. Step 4: Simplify right side
    163,357.63x = 12,506,756,208.14
  5. Step 5: Solve for x
    x = 12,506,756,208.14/163,357.63
  6. Step 6: Final answer
    x = 76,560.59

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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.