Home / 163,582.85-245,374.38-51,271.83

Finding the Fourth Proportional to 163,582.85, 245,374.38 and 51,271.83

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Solution

The fourth proportional to 163,582.85, 245,374.38 and 51,271.83 is: 76,907.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,582.85 : 245,374.38 = 51,271.83 : x
  2. Step 2: Convert to fraction form
    163,582.85/245,374.38 = 51,271.83/x
  3. Step 3: Cross multiply
    163,582.85x = 245,374.38 × 51,271.83
  4. Step 4: Simplify right side
    163,582.85x = 12,580,793,497.72
  5. Step 5: Solve for x
    x = 12,580,793,497.72/163,582.85
  6. Step 6: Final answer
    x = 76,907.78

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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.